Classifications

• • 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
  • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
  • G01H7/00—Measuring reverberation time ; room acoustic measurements
• • G—PHYSICS
  • G10—MUSICAL INSTRUMENTS; ACOUSTICS
  • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
  • G10K15/00—Acoustics not otherwise provided for
  • G10K15/08—Arrangements for producing a reverberation or echo sound
• • G—PHYSICS
  • G10—MUSICAL INSTRUMENTS; ACOUSTICS
  • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
  • G10K15/00—Acoustics not otherwise provided for
  • G10K15/08—Arrangements for producing a reverberation or echo sound
  • G10K15/12—Arrangements for producing a reverberation or echo sound using electronic time-delay networks
• • 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
  • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
  • H04S3/004—For headphones
• • 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 
  • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
  • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
• • 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
  • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
• • 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
  • H04S7/301—Automatic calibration of stereophonic sound system, e.g. with test microphone

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Acoustics & Sound (AREA)
• Multimedia (AREA)
• Signal Processing (AREA)
• General Physics & Mathematics (AREA)
• Computational Linguistics (AREA)
• Mathematical Physics (AREA)
• Health & Medical Sciences (AREA)
• Audiology, Speech & Language Pathology (AREA)
• Human Computer Interaction (AREA)
• Stereophonic System (AREA)
• Circuit For Audible Band Transducer (AREA)

Applications Claiming Priority (3)

Publications (1)

Family

ID=48874134

Family Applications (1)

Country Status (20)

Families Citing this family (29)

Family Cites Families (26)

• 2013
  • 2013-10-18 EP EP13189230.9A patent/EP2830043A3/en not_active Withdrawn
• 2014
  • 2014-07-14 TW TW103124174A patent/TWI549119B/en active
  • 2014-07-16 EP EP19193808.3A patent/EP3594939B1/en active Active
  • 2014-07-16 PT PT191938083T patent/PT3594939T/en unknown
  • 2014-07-16 PL PL19193808.3T patent/PL3594939T3/en unknown
  • 2014-07-16 KR KR1020167002984A patent/KR101838623B1/en active IP Right Grant
  • 2014-07-16 SG SG11201600367RA patent/SG11201600367RA/en unknown
  • 2014-07-16 EP EP14747856.4A patent/EP3025327B1/en active Active
  • 2014-07-16 FI FIEP19193808.3T patent/FI3594939T3/en active
  • 2014-07-16 CA CA2918855A patent/CA2918855C/en active Active
  • 2014-07-16 AU AU2014295254A patent/AU2014295254B2/en active Active
  • 2014-07-16 RU RU2016105519A patent/RU2643867C2/en active
  • 2014-07-16 WO PCT/EP2014/065227 patent/WO2015010983A1/en active Application Filing
  • 2014-07-16 EP EP22195597.4A patent/EP4125087A1/en active Pending
  • 2014-07-16 ES ES19193808T patent/ES2933375T3/en active Active
  • 2014-07-16 CN CN201480041457.5A patent/CN105580070B/en active Active
  • 2014-07-16 PT PT147478564T patent/PT3025327T/en unknown
  • 2014-07-16 MY MYPI2016000070A patent/MY176181A/en unknown
  • 2014-07-16 PL PL14747856T patent/PL3025327T3/en unknown
  • 2014-07-16 BR BR112016001249-6A patent/BR112016001249B1/en active IP Right Grant
  • 2014-07-16 ES ES14747856T patent/ES2758757T3/en active Active
  • 2014-07-16 CN CN201910939317.4A patent/CN110648651B/en active Active
  • 2014-07-16 JP JP2016528429A patent/JP6205493B2/en active Active
  • 2014-07-16 MX MX2016000849A patent/MX359218B/en active IP Right Grant
  • 2014-07-21 AR ARP140102698A patent/AR096995A1/en active IP Right Grant
• 2016
  • 2016-01-21 US US15/003,287 patent/US10433097B2/en active Active
  • 2016-02-18 ZA ZA2016/01114A patent/ZA201601114B/en unknown
• 2019
  • 2019-08-23 US US16/549,827 patent/US10721582B2/en active Active
• 2020
  • 2020-06-17 US US16/904,292 patent/US10972858B2/en active Active
• 2021
  • 2021-03-30 US US17/217,389 patent/US11265672B2/en active Active
• 2022
  • 2022-02-04 US US17/665,394 patent/US11856388B2/en active Active
• 2023
  • 2023-12-05 US US18/529,718 patent/US20240129687A1/en active Pending

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