JPS623440B2 - - Google Patents

Info

Publication number
JPS623440B2
JPS623440B2 JP51121553A JP12155376A JPS623440B2 JP S623440 B2 JPS623440 B2 JP S623440B2 JP 51121553 A JP51121553 A JP 51121553A JP 12155376 A JP12155376 A JP 12155376A JP S623440 B2 JPS623440 B2 JP S623440B2
Authority
JP
Japan
Prior art keywords
value
signal
quantization
interval
predetermined coefficient
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
JP51121553A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5346210A (en
Inventor
Yasuhiko Arai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP12155376A priority Critical patent/JPS5346210A/ja
Publication of JPS5346210A publication Critical patent/JPS5346210A/ja
Publication of JPS623440B2 publication Critical patent/JPS623440B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
JP12155376A 1976-10-08 1976-10-08 Sectional dpcm system Granted JPS5346210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12155376A JPS5346210A (en) 1976-10-08 1976-10-08 Sectional dpcm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12155376A JPS5346210A (en) 1976-10-08 1976-10-08 Sectional dpcm system

Publications (2)

Publication Number Publication Date
JPS5346210A JPS5346210A (en) 1978-04-25
JPS623440B2 true JPS623440B2 (Direct) 1987-01-24

Family

ID=14814086

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12155376A Granted JPS5346210A (en) 1976-10-08 1976-10-08 Sectional dpcm system

Country Status (1)

Country Link
JP (1) JPS5346210A (Direct)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55166337A (en) * 1979-06-12 1980-12-25 Nec Corp Adaptive/predictive dpcm method and its device
JPH0776873B2 (ja) * 1986-04-15 1995-08-16 ヤマハ株式会社 楽音信号発生装置
JP2523549B2 (ja) * 1986-12-12 1996-08-14 株式会社日立製作所 Ａｄｐｃｍ符号化器およびａｄｐｃｍ符号化方法

Also Published As

Publication number Publication date
JPS5346210A (en) 1978-04-25

Similar Documents

Publication Publication Date Title
US7668713B2 (en) MELP-to-LPC transcoder
US4811396A (en) Speech coding system
Noll A comparative study of various quantization schemes for speech encoding
EP1914724A2 (en) Dual-transform coding of audio signals
JP2005189886A (ja) オーディオ信号の符号化効率を向上させる方法
US20030195745A1 (en) LPC-to-MELP transcoder
JPH02168729A (ja) 音声符号化・復号化方式
JPS623440B2 (Direct)
JP3336619B2 (ja) 信号処理装置
JP3417362B2 (ja) 音声信号復号方法及び音声信号符号化復号方法
JP2982637B2 (ja) スペクトルパラメータを用いた音声信号伝送システムおよびそれに用いられる音声パラメータ符号化装置および復号化装置
JP3496618B2 (ja) 複数レートで動作する無音声符号化を含む音声符号化・復号装置及び方法
JP3099876B2 (ja) 多チャネル音声信号符号化方法及びその復号方法及びそれを使った符号化装置及び復号化装置
JPS6134697B2 (Direct)
JP3102673B2 (ja) 音声品質改善装置
JP3144213B2 (ja) 音声パラメータ分析装置および音声符号化装置
JP2633318B2 (ja) 音声符号化装置
JPS6235680B2 (Direct)
JPH11109996A (ja) 音声符号化装置、音声符号化方法及び音声符号化情報の記録された光記録媒体並びに音声復号装置
JPH07202713A (ja) 音声信号の符号化伝送方法
JPH05119800A (ja) デジタル音声データの高能率圧縮方法
JP3330178B2 (ja) 音声符号化装置および音声復号化装置
JPH10260699A (ja) 音声符号化方法および装置
KR960003626B1 (ko) 변환 부호화된 오디오 신호의 난청자용 복호화 방법
JPH06259096A (ja) 音声符号化装置