BR112013000328A2 - método de reprodução de som tridimensional (3d), e equipamento de reprodução de som tridimensional (3d) - Google Patents

método de reprodução de som tridimensional (3d), e equipamento de reprodução de som tridimensional (3d)

Info

Publication number
BR112013000328A2
BR112013000328A2 BR112013000328A BR112013000328A BR112013000328A2 BR 112013000328 A2 BR112013000328 A2 BR 112013000328A2 BR 112013000328 A BR112013000328 A BR 112013000328A BR 112013000328 A BR112013000328 A BR 112013000328A BR 112013000328 A2 BR112013000328 A2 BR 112013000328A2
Authority
BR
Brazil
Prior art keywords
sound reproduction
dimensional sound
sound signals
dimensional
sound
Prior art date
Application number
BR112013000328A
Other languages
English (en)
Other versions
BR112013000328B1 (pt
Inventor
Jo Hyun
Min Kim Sun
Jin Park Young
Original Assignee
Korea Advanced Inst Sci & Tech
Samsung Electronics Co Ltd
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 Korea Advanced Inst Sci & Tech, Samsung Electronics Co Ltd filed Critical Korea Advanced Inst Sci & Tech
Publication of BR112013000328A2 publication Critical patent/BR112013000328A2/pt
Publication of BR112013000328B1 publication Critical patent/BR112013000328B1/pt

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • 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
    • 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 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing
    • 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 
    • 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
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • 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
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H04S7/303—Tracking of listener position or orientation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)

Abstract

método de reprodução de som tridimensional (3d), e equipamento de reprodução de som tridimensional (3d). são providos um método e um equipamento de reprodução de som tridimensional (3d). o método inclui transmitir os sinais de som através de um filtro de transferência relacionado à cabeça (hrtf) correspondendo a uma primeira elevação; gerar uma pluralidade e sinais de som mediante replicação dos sinais de som filtrados; amplificar ou atenuar cada um dos sinais de som replicados com base em um valor de ganho correspondendo a cada um dos alto-falantes, através dos quais os sinais de som replicados serão emitidos, e emitir os sinais de som amplificados ou atenuados através dos alto-falantes correspondentes.
BR112013000328-6A 2010-07-07 2011-07-06 método de reprodução de som tridimensional (3d), e equipamento de reprodução de som tridimensional (3d) BR112013000328B1 (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US36201410P 2010-07-07 2010-07-07
US61/362,014 2010-07-07
KR1020100137232A KR20120004909A (ko) 2010-07-07 2010-12-28 입체 음향 재생 방법 및 장치
KR10-2010-0137232 2010-12-28
KR10-2011-0034415 2011-04-13
KR1020110034415A KR101954849B1 (ko) 2010-07-07 2011-04-13 입체 음향 재생 방법 및 장치
PCT/KR2011/004937 WO2012005507A2 (en) 2010-07-07 2011-07-06 3d sound reproducing method and apparatus

Publications (2)

Publication Number Publication Date
BR112013000328A2 true BR112013000328A2 (pt) 2017-06-20
BR112013000328B1 BR112013000328B1 (pt) 2020-11-17

Family

ID=45611292

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013000328-6A BR112013000328B1 (pt) 2010-07-07 2011-07-06 método de reprodução de som tridimensional (3d), e equipamento de reprodução de som tridimensional (3d)

Country Status (13)

Country Link
US (1) US10531215B2 (pt)
EP (1) EP2591613B1 (pt)
JP (2) JP2013533703A (pt)
KR (5) KR20120004909A (pt)
CN (2) CN105246021B (pt)
AU (4) AU2011274709A1 (pt)
BR (1) BR112013000328B1 (pt)
CA (1) CA2804346C (pt)
MX (1) MX2013000099A (pt)
MY (1) MY185602A (pt)
RU (3) RU2694778C2 (pt)
SG (1) SG186868A1 (pt)
WO (1) WO2012005507A2 (pt)

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