HK1256573A1 - 測量高階高保真度立體聲響複製響度級的方法及設備 - Google Patents

測量高階高保真度立體聲響複製響度級的方法及設備

Info

Publication number
HK1256573A1
HK1256573A1 HK18115651.8A HK18115651A HK1256573A1 HK 1256573 A1 HK1256573 A1 HK 1256573A1 HK 18115651 A HK18115651 A HK 18115651A HK 1256573 A1 HK1256573 A1 HK 1256573A1
Authority
HK
Hong Kong
Prior art keywords
loudness level
hoa loudness
measuring
measuring hoa
level
Prior art date
Application number
HK18115651.8A
Other languages
English (en)
Inventor
J‧貝姆
F‧凱勒
Original Assignee
杜比國際公司
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 杜比國際公司 filed Critical 杜比國際公司
Publication of HK1256573A1 publication Critical patent/HK1256573A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/005—Tone control or bandwidth control in amplifiers of digital signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
    • 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
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in 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
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
HK18115651.8A 2013-01-16 2018-12-06 測量高階高保真度立體聲響複製響度級的方法及設備 HK1256573A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13305047 2013-01-16

Publications (1)

Publication Number Publication Date
HK1256573A1 true HK1256573A1 (zh) 2019-09-27

Family

ID=47739173

Family Applications (1)

Application Number Title Priority Date Filing Date
HK18115651.8A HK1256573A1 (zh) 2013-01-16 2018-12-06 測量高階高保真度立體聲響複製響度級的方法及設備

Country Status (8)

Country Link
US (1) US9832584B2 (zh)
EP (1) EP2946468B1 (zh)
JP (1) JP6271586B2 (zh)
KR (3) KR102031826B1 (zh)
CN (2) CN108174341B (zh)
HK (1) HK1256573A1 (zh)
TW (2) TWI630829B (zh)
WO (1) WO2014111308A2 (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2665208A1 (en) * 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
US9609452B2 (en) 2013-02-08 2017-03-28 Qualcomm Incorporated Obtaining sparseness information for higher order ambisonic audio renderers
US9883310B2 (en) 2013-02-08 2018-01-30 Qualcomm Incorporated Obtaining symmetry information for higher order ambisonic audio renderers
US10178489B2 (en) 2013-02-08 2019-01-08 Qualcomm Incorporated Signaling audio rendering information in a bitstream
US10063207B2 (en) 2014-02-27 2018-08-28 Dts, Inc. Object-based audio loudness management
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
US9847088B2 (en) 2014-08-29 2017-12-19 Qualcomm Incorporated Intermediate compression for higher order ambisonic audio data
US9875745B2 (en) * 2014-10-07 2018-01-23 Qualcomm Incorporated Normalization of ambient higher order ambisonic audio data
CN112185401B (zh) 2014-10-10 2024-07-02 杜比实验室特许公司 基于发送无关的表示的节目响度
US9940937B2 (en) * 2014-10-10 2018-04-10 Qualcomm Incorporated Screen related adaptation of HOA content
US10070094B2 (en) * 2015-10-14 2018-09-04 Qualcomm Incorporated Screen related adaptation of higher order ambisonic (HOA) content
US10182303B1 (en) * 2017-07-12 2019-01-15 Google Llc Ambisonics sound field navigation using directional decomposition and path distance estimation
US11330370B2 (en) 2018-02-15 2022-05-10 Dolby Laboratories Licensing Corporation Loudness control methods and devices
US10904687B1 (en) 2020-03-27 2021-01-26 Spatialx Inc. Audio effectiveness heatmap

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
CN1241135C (zh) * 1999-10-21 2006-02-08 国际商业机器公司 用于排序分类属性以更好地可视化多维数据的系统和方法
FI118247B (fi) * 2003-02-26 2007-08-31 Fraunhofer Ges Forschung Menetelmä luonnollisen tai modifioidun tilavaikutelman aikaansaamiseksi monikanavakuuntelussa
EP1531567B1 (en) * 2003-11-17 2007-09-05 Alcatel Lucent Method and apparatus for carrying out connection and related input/output processing functions in a synchronous digital hierarchy transport node
JP5018339B2 (ja) 2007-08-23 2012-09-05 ソニー株式会社 信号処理装置、信号処理方法、プログラム
US8238563B2 (en) * 2008-03-20 2012-08-07 University of Surrey-H4 System, devices and methods for predicting the perceived spatial quality of sound processing and reproducing equipment
WO2009129008A1 (en) * 2008-04-17 2009-10-22 University Of Utah Research Foundation Multi-channel acoustic echo cancellation system and method
EP2205007B1 (en) * 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
ES2690164T3 (es) * 2009-06-25 2018-11-19 Dts Licensing Limited Dispositivo y método para convertir una señal de audio espacial
WO2011117399A1 (en) * 2010-03-26 2011-09-29 Thomson Licensing Method and device for decoding an audio soundfield representation for audio playback
NZ587483A (en) * 2010-08-20 2012-12-21 Ind Res Ltd Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions
EP2450880A1 (en) 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
US9031268B2 (en) * 2011-05-09 2015-05-12 Dts, Inc. Room characterization and correction for multi-channel audio
EP2541547A1 (en) * 2011-06-30 2013-01-02 Thomson Licensing Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
US9131298B2 (en) * 2012-11-28 2015-09-08 Qualcomm Incorporated Constrained dynamic amplitude panning in collaborative sound systems

Also Published As

Publication number Publication date
KR102031826B1 (ko) 2019-10-15
CN108174341B (zh) 2021-01-08
KR20150107744A (ko) 2015-09-23
TW201824881A (zh) 2018-07-01
CN104937843A (zh) 2015-09-23
US9832584B2 (en) 2017-11-28
CN108174341A (zh) 2018-06-15
JP6271586B2 (ja) 2018-01-31
EP2946468A2 (en) 2015-11-25
JP2016508343A (ja) 2016-03-17
TWI679903B (zh) 2019-12-11
TW201433185A (zh) 2014-08-16
EP2946468B1 (en) 2016-12-21
WO2014111308A2 (en) 2014-07-24
CN104937843B (zh) 2018-05-18
WO2014111308A3 (en) 2014-09-12
US20150373473A1 (en) 2015-12-24
KR102115345B1 (ko) 2020-05-26
TWI630829B (zh) 2018-07-21
KR20190119151A (ko) 2019-10-21
KR20200058598A (ko) 2020-05-27
KR102143545B1 (ko) 2020-08-12

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