KR920704540A - 다차원 음장의 재생채널수 가변용 디코우더 - Google Patents

다차원 음장의 재생채널수 가변용 디코우더

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Publication number
KR920704540A
KR920704540A KR1019920702096A KR920702096A KR920704540A KR 920704540 A KR920704540 A KR 920704540A KR 1019920702096 A KR1019920702096 A KR 1019920702096A KR 920702096 A KR920702096 A KR 920702096A KR 920704540 A KR920704540 A KR 920704540A
Authority
KR
South Korea
Prior art keywords
decoder
channels
formatted information
transport channels
intermediate signals
Prior art date
Application number
KR1019920702096A
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English (en)
Other versions
KR100228687B1 (ko
Inventor
프랭클린 데이비스 마크
캠프벨 토드 크레이그
Original Assignee
원본미기재
돌비 라보라토리스 라이쎈싱 코포레이션
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27093203&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR920704540(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 원본미기재, 돌비 라보라토리스 라이쎈싱 코포레이션 filed Critical 원본미기재
Publication of KR920704540A publication Critical patent/KR920704540A/ko
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Classifications

    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Analogue/Digital Conversion (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Television Systems (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Television Receiver Circuits (AREA)
  • Time-Division Multiplex Systems (AREA)

Abstract

내용 없음.

Description

다차원 음장의 재생채널수 가변용 디코우더
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 4개의 전송채널 2개의 재생채널로 분배하는 본 발명의 일 실시예의 기본구조를 나타낸 기능블록도,
제2도는 단일채널 서브밴드 디코우더의 기본구조를 나타낸 기능블록도.

Claims (6)

  1. 포맷된 정보의 하나 또는 그 이상의 전송채널의 디포맷된 표시를 발생시키기 위한 디포맷팅 수단, 하나 또는 그 이상의 중간신호를 발생시키기 위하여 상기 디포맷팅 수단에 대응하는 분배수단, 그리고 하나 또는 그 이상의 재생신호를 발생시키기 위하여 상기 분배수단에 대응하는 합성수단으로 구성된, 포맷된 정보를 갖는 하나 또는 그 이상의 전송채널의 디코우더.
  2. 제1항에 있어서, 상기 디포맷된 표시가 상기 포맷된 정보의 하나 또는 그 이상의 전송채널보다 더욱 높은 정보 요구량을 갖는, 포맷된 정보를 갖는 하나 또는 그 이상의 전송채널의 디코우더.
  3. 제1항 또는 제2항에 있어서, 상기 합성수단이 상기 하나 또는 그 이상의 중간신호의 각각에 역 주파수영역 대 시간영역 변환을 적용시키는, 포맷된 정보를 갖는 하나 또는 그 이상의 전송채널의 디코우더.
  4. 제1항 또는 제2항에 있어서, 상기 합성수단이 상기 하나 또는 그 이상의 중간신호의 각각에 진 서브밴드 합성필터 뱅크를 적용시키는 포맷된 정보를 갖는 하나 또는 그 이상의 전송채널의 디코우더.
  5. 제1항 내지 제4항의 어느 하나에 있어서, 상기 하나 또는 그 이상의 중간신호의 각각이 상기 포맷된 정보의 하나 또는 그 이상의 전송채널중 적어도 하나의 디포맷된 표시를 포함하는, 포맷된 정보를 갖는 하나 또는 그 이상의 전송채널의 디코우더.
  6. 제1항 내지 제4항의 어느 하나에 있어서, 포맷된 정보를 갖는 상기 각 전송채널의 디포맷된 표시가 상기 하나 또는 그 이상의 중간신호중 적어도 하나에 포함되는, 포맷된 정보를 갖는 하나 또는 그 이상의 전송채널의 디코우더.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920702096A 1991-01-08 1992-01-08 다차원 음장의 재생채널수 가변용 디코우더 KR100228687B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US63889691A 1991-01-08 1991-01-08
US638,896 1991-01-08
US718,356 1991-06-21
US07/718,356 US5274740A (en) 1991-01-08 1991-06-21 Decoder for variable number of channel presentation of multidimensional sound fields
PCT/US1992/000134 WO1992012608A1 (en) 1991-01-08 1992-01-08 Decoder for variable-number of channel presentation of multidimensional sound fields

Publications (2)

Publication Number Publication Date
KR920704540A true KR920704540A (ko) 1992-12-19
KR100228687B1 KR100228687B1 (ko) 1999-11-01

Family

ID=27093203

Family Applications (1)

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KR1019920702096A KR100228687B1 (ko) 1991-01-08 1992-01-08 다차원 음장의 재생채널수 가변용 디코우더

Country Status (12)

Country Link
US (2) US5274740A (ko)
EP (1) EP0519055B2 (ko)
JP (1) JP3197012B2 (ko)
KR (1) KR100228687B1 (ko)
AT (1) ATE144364T1 (ko)
AU (1) AU649786B2 (ko)
CA (1) CA2077668C (ko)
DE (1) DE69214523T3 (ko)
DK (1) DK0519055T4 (ko)
ES (1) ES2093250T5 (ko)
SG (1) SG49884A1 (ko)
WO (1) WO1992012608A1 (ko)

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Publication number Publication date
ATE144364T1 (de) 1996-11-15
EP0519055B2 (en) 2004-11-03
DE69214523T3 (de) 2005-03-03
CA2077668A1 (en) 1992-07-09
US5400433A (en) 1995-03-21
JPH05505504A (ja) 1993-08-12
AU649786B2 (en) 1994-06-02
JP3197012B2 (ja) 2001-08-13
ES2093250T3 (es) 1996-12-16
AU1194292A (en) 1992-08-17
CA2077668C (en) 2001-02-27
EP0519055B1 (en) 1996-10-16
DK0519055T3 (da) 1997-03-24
DE69214523T2 (de) 1997-03-27
ES2093250T5 (es) 2005-04-01
KR100228687B1 (ko) 1999-11-01
WO1992012608A1 (en) 1992-07-23
DE69214523D1 (de) 1996-11-21
US5274740A (en) 1993-12-28
SG49884A1 (en) 1998-06-15
EP0519055A1 (en) 1992-12-23
DK0519055T4 (da) 2005-01-10

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