CN114128309B - 信号处理装置和方法、以及程序 - Google Patents
信号处理装置和方法、以及程序 Download PDFInfo
- Publication number
- CN114128309B CN114128309B CN202080050872.2A CN202080050872A CN114128309B CN 114128309 B CN114128309 B CN 114128309B CN 202080050872 A CN202080050872 A CN 202080050872A CN 114128309 B CN114128309 B CN 114128309B
- Authority
- CN
- China
- Prior art keywords
- flat
- panel
- amplitude
- audio signal
- signal
- 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
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
-
- 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
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers
-
- 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
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
- H03G11/002—Limiting amplitude; Limiting rate of change of amplitude without controlling loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
-
- 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
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/307—Frequency adjustment, e.g. tone control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
- H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
-
- 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
- H04S2400/09—Electronic reduction of distortion of stereophonic sound systems
-
- 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
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Otolaryngology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019-133695 | 2019-07-19 | ||
| JP2019133695 | 2019-07-19 | ||
| PCT/JP2020/026170 WO2021014933A1 (ja) | 2019-07-19 | 2020-07-03 | 信号処理装置および方法、並びにプログラム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114128309A CN114128309A (zh) | 2022-03-01 |
| CN114128309B true CN114128309B (zh) | 2024-05-07 |
Family
ID=74193802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080050872.2A Active CN114128309B (zh) | 2019-07-19 | 2020-07-03 | 信号处理装置和方法、以及程序 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12094475B2 (https=) |
| EP (1) | EP4002870A4 (https=) |
| JP (1) | JP7533461B2 (https=) |
| KR (1) | KR102725738B1 (https=) |
| CN (1) | CN114128309B (https=) |
| WO (1) | WO2021014933A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117063487A (zh) * | 2021-03-31 | 2023-11-14 | 索尼集团公司 | 显示装置、输出方法以及显示模块 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101009952A (zh) * | 2005-12-19 | 2007-08-01 | 三星电子株式会社 | 基于扬声器和听者的位置的有源音频矩阵解码方法和装置 |
| CN101958120A (zh) * | 2009-07-17 | 2011-01-26 | 索尼公司 | 信号编码和解码设备及处理方法、信号处理系统、程序 |
| CN202364332U (zh) * | 2011-11-24 | 2012-08-01 | 厦门华侨电子股份有限公司 | 一种改善平板电视机机振的装置 |
| CN102947881A (zh) * | 2010-06-21 | 2013-02-27 | 松下电器产业株式会社 | 解码装置、编码装置和解码方法、编码方法 |
| CN107637097A (zh) * | 2015-06-19 | 2018-01-26 | 索尼公司 | 编码装置和方法、解码装置和方法以及程序 |
| JP2019070823A (ja) * | 2014-07-25 | 2019-05-09 | 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 | 音響信号符号化装置、音響信号復号装置、音響信号符号化方法および音響信号復号方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101053018A (zh) | 2004-11-01 | 2007-10-10 | 皇家飞利浦电子股份有限公司 | 包括幅度包络的参数音频编码 |
| KR101661374B1 (ko) * | 2009-02-26 | 2016-09-29 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치 및 이들 방법 |
| KR102185941B1 (ko) | 2011-07-01 | 2020-12-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 적응형 오디오 신호 생성, 코딩 및 렌더링을 위한 시스템 및 방법 |
| JP5798247B2 (ja) * | 2011-07-01 | 2015-10-21 | 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 | 向上した3dオーディオ作成および表現のためのシステムおよびツール |
| JP6269480B2 (ja) | 2012-04-06 | 2018-01-31 | 株式会社ニコン | データ処理装置、及びデータ処理プログラム |
| JP2014175776A (ja) * | 2013-03-07 | 2014-09-22 | Sharp Corp | 携帯端末装置、携帯端末装置を制御する方法、および携帯端末装置を制御するためのプログラム |
| KR102243395B1 (ko) | 2013-09-05 | 2021-04-22 | 한국전자통신연구원 | 오디오 부호화 장치 및 방법, 오디오 복호화 장치 및 방법, 오디오 재생 장치 |
| US11115740B2 (en) | 2016-12-27 | 2021-09-07 | Sony Corporation | Flat panel speaker and display unit |
| GB2560878B (en) | 2017-02-24 | 2021-10-27 | Google Llc | A panel loudspeaker controller and a panel loudspeaker |
| KR102455501B1 (ko) * | 2017-12-20 | 2022-10-14 | 엘지디스플레이 주식회사 | 디스플레이 장치 |
-
2020
- 2020-07-03 EP EP20843473.8A patent/EP4002870A4/en active Pending
- 2020-07-03 WO PCT/JP2020/026170 patent/WO2021014933A1/ja not_active Ceased
- 2020-07-03 KR KR1020227000293A patent/KR102725738B1/ko active Active
- 2020-07-03 CN CN202080050872.2A patent/CN114128309B/zh active Active
- 2020-07-03 JP JP2021533909A patent/JP7533461B2/ja active Active
- 2020-07-03 US US17/626,771 patent/US12094475B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101009952A (zh) * | 2005-12-19 | 2007-08-01 | 三星电子株式会社 | 基于扬声器和听者的位置的有源音频矩阵解码方法和装置 |
| CN101958120A (zh) * | 2009-07-17 | 2011-01-26 | 索尼公司 | 信号编码和解码设备及处理方法、信号处理系统、程序 |
| CN102947881A (zh) * | 2010-06-21 | 2013-02-27 | 松下电器产业株式会社 | 解码装置、编码装置和解码方法、编码方法 |
| CN202364332U (zh) * | 2011-11-24 | 2012-08-01 | 厦门华侨电子股份有限公司 | 一种改善平板电视机机振的装置 |
| JP2019070823A (ja) * | 2014-07-25 | 2019-05-09 | 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 | 音響信号符号化装置、音響信号復号装置、音響信号符号化方法および音響信号復号方法 |
| CN107637097A (zh) * | 2015-06-19 | 2018-01-26 | 索尼公司 | 编码装置和方法、解码装置和方法以及程序 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20220035096A (ko) | 2022-03-21 |
| WO2021014933A1 (ja) | 2021-01-28 |
| JPWO2021014933A1 (https=) | 2021-01-28 |
| EP4002870A1 (en) | 2022-05-25 |
| JP7533461B2 (ja) | 2024-08-14 |
| EP4002870A4 (en) | 2022-09-28 |
| US12094475B2 (en) | 2024-09-17 |
| US20220262374A1 (en) | 2022-08-18 |
| KR102725738B1 (ko) | 2024-11-05 |
| CN114128309A (zh) | 2022-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6422995B2 (ja) | スクリーン関連オーディオオブジェクトリマッピングのための装置および方法 | |
| JP6012884B2 (ja) | 知覚的基準に基づいてオブジェクト・ベースのオーディオ・コンテンツをレンダリングするためのオブジェクト・クラスタリング | |
| JP6736711B2 (ja) | メタデータ保存オーディオ・オブジェクト・クラスタリング | |
| US8861879B2 (en) | Method and apparatus for encoding and decoding image based on skip mode | |
| EP3145220A1 (en) | Rendering virtual audio sources using loudspeaker map deformation | |
| CN111164679B (zh) | 编码装置和方法、解码装置和方法以及程序 | |
| CN110537220B (zh) | 信号处理设备和方法及程序 | |
| JP2020507958A (ja) | ハイダイナミックレンジ映像を符号化するためのセグメントベース再構成 | |
| WO2019008819A1 (ja) | 映像表示装置及び映像表示方法 | |
| US20250087220A1 (en) | Information processing device and method, and program | |
| US12375695B2 (en) | Processing a point cloud | |
| CN113366865A (zh) | 用于音频对象聚类的自适应响度规范化 | |
| CN114128309B (zh) | 信号处理装置和方法、以及程序 | |
| WO2020190413A1 (en) | Processing missing points of a point cloud | |
| US20200381003A1 (en) | Audio object classification based on location metadata | |
| KR20210035060A (ko) | 이머시브 영상 처리 방법 및 이머시브 영상 합성 방법 | |
| JP2022036353A (ja) | 画像処理装置および方法 | |
| JP2005176068A (ja) | 動画像配信システム及びその方法 | |
| JP2006050387A (ja) | データ再生方法、およびデータ再生装置 | |
| US20110054917A1 (en) | Apparatus and method for structuring bitstream for object-based audio service, and apparatus for encoding the bitstream | |
| WO2025094886A1 (ja) | 情報処理装置および方法 | |
| JP2017212548A (ja) | 音声信号処理装置、音声信号処理方法、及びプログラム | |
| JP2025162690A (ja) | 特徴マップ符号化装置、特徴マップ符号化方法、特徴マップ復号装置、特徴マップ復号方法 | |
| JP6683618B2 (ja) | 音声信号処理装置 | |
| JPH06216784A (ja) | ディジタル信号の量子化器 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |