TW347623B - Digital data encoding device and method therefor - Google Patents

Digital data encoding device and method therefor

Info

Publication number
TW347623B
TW347623B TW086105817A TW86105817A TW347623B TW 347623 B TW347623 B TW 347623B TW 086105817 A TW086105817 A TW 086105817A TW 86105817 A TW86105817 A TW 86105817A TW 347623 B TW347623 B TW 347623B
Authority
TW
Taiwan
Prior art keywords
channel
data
sign
coefficient data
shared
Prior art date
Application number
TW086105817A
Other languages
English (en)
Inventor
Toru Chinen
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of TW347623B publication Critical patent/TW347623B/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
TW086105817A 1995-08-31 1996-08-29 Digital data encoding device and method therefor TW347623B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7246954A JPH0969783A (ja) 1995-08-31 1995-08-31 オーディオデータ符号化装置

Publications (1)

Publication Number Publication Date
TW347623B true TW347623B (en) 1998-12-11

Family

ID=17156209

Family Applications (2)

Application Number Title Priority Date Filing Date
TW086105817A TW347623B (en) 1995-08-31 1996-08-29 Digital data encoding device and method therefor
TW085110524A TW315562B (zh) 1995-08-31 1996-08-29

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW085110524A TW315562B (zh) 1995-08-31 1996-08-29

Country Status (4)

Country Link
US (1) US5675610A (zh)
JP (1) JPH0969783A (zh)
CN (3) CN1112769C (zh)
TW (2) TW347623B (zh)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US7583805B2 (en) 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
US7644003B2 (en) 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
US7720230B2 (en) 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
US7761304B2 (en) 2004-11-30 2010-07-20 Agere Systems Inc. Synchronizing parametric coding of spatial audio with externally provided downmix
US7787631B2 (en) 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
US7805313B2 (en) 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
US7903824B2 (en) 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
US8204261B2 (en) 2004-10-20 2012-06-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
US8340306B2 (en) 2004-11-30 2012-12-25 Agere Systems Llc Parametric coding of spatial audio with object-based side information
TWI407432B (zh) * 2007-10-22 2013-09-01 Qualcomm Inc 用於可縮放的語言及音頻編碼之方法、器件、處理器及機器可讀媒體

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69529222T2 (de) * 1994-05-02 2003-10-09 Koninkl Philips Electronics Nv Einrichtung und verfahren zum kodieren eines digitalen signals mit mindestens einer ersten und einer zweiten digitalen signalkomponente
JP3388224B2 (ja) * 2000-06-23 2003-03-17 松下電器産業株式会社 通信端末装置
US7460684B2 (en) 2003-06-13 2008-12-02 Nielsen Media Research, Inc. Method and apparatus for embedding watermarks
NZ552644A (en) * 2004-07-02 2008-09-26 Nielsen Media Res Inc Methods and apparatus for mixing compressed digital bit streams
WO2008045950A2 (en) 2006-10-11 2008-04-17 Nielsen Media Research, Inc. Methods and apparatus for embedding codes in compressed audio data streams
US8396119B1 (en) * 2009-09-30 2013-03-12 Ambarella, Inc. Data sample compression and decompression using randomized quantization bins
CN108170399B (zh) * 2017-12-26 2021-04-30 上海展扬通信技术有限公司 一种双声道处理方法及终端

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU653582B2 (en) * 1991-01-08 1994-10-06 Dolby Laboratories Licensing Corporation Encoder/decoder for multidimensional sound fields
US5596421A (en) * 1993-06-03 1997-01-21 Matsushita Electric Industrial Co., Ltd. Optical disk recorder for video signals and an optical disk for use therein

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7644003B2 (en) 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
US7693721B2 (en) 2001-05-04 2010-04-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US8200500B2 (en) 2001-05-04 2012-06-12 Agere Systems Inc. Cue-based audio coding/decoding
US7941320B2 (en) 2001-05-04 2011-05-10 Agere Systems, Inc. Cue-based audio coding/decoding
US7292901B2 (en) 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US7583805B2 (en) 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
US7805313B2 (en) 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
US8238562B2 (en) 2004-10-20 2012-08-07 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
US8204261B2 (en) 2004-10-20 2012-06-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
US7720230B2 (en) 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
US7787631B2 (en) 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
US7761304B2 (en) 2004-11-30 2010-07-20 Agere Systems Inc. Synchronizing parametric coding of spatial audio with externally provided downmix
US8340306B2 (en) 2004-11-30 2012-12-25 Agere Systems Llc Parametric coding of spatial audio with object-based side information
US7903824B2 (en) 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
TWI407432B (zh) * 2007-10-22 2013-09-01 Qualcomm Inc 用於可縮放的語言及音頻編碼之方法、器件、處理器及機器可讀媒體
US8527265B2 (en) 2007-10-22 2013-09-03 Qualcomm Incorporated Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs

Also Published As

Publication number Publication date
CN1173478C (zh) 2004-10-27
JPH0969783A (ja) 1997-03-11
CN1112769C (zh) 2003-06-25
CN1148292A (zh) 1997-04-23
US5675610A (en) 1997-10-07
CN1183684C (zh) 2005-01-05
CN1380751A (zh) 2002-11-20
TW315562B (zh) 1997-09-11
CN1380752A (zh) 2002-11-20

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