CN1112047C - 数字压缩信号的译码器 - Google Patents

数字压缩信号的译码器 Download PDF

Info

Publication number
CN1112047C
CN1112047C CN96106224A CN96106224A CN1112047C CN 1112047 C CN1112047 C CN 1112047C CN 96106224 A CN96106224 A CN 96106224A CN 96106224 A CN96106224 A CN 96106224A CN 1112047 C CN1112047 C CN 1112047C
Authority
CN
China
Prior art keywords
data
sample
information data
value
decoder
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 - Lifetime
Application number
CN96106224A
Other languages
English (en)
Chinese (zh)
Other versions
CN1142729A (zh
Inventor
野中勉
直江俊之
佐藤弥章
西村聪彦
铃木尚久
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.)
Dolby International AB
Dolby Laboratories Licensing Corp
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
Priority claimed from JP13290795A external-priority patent/JP3581431B2/ja
Priority claimed from JP14829995A external-priority patent/JPH08320699A/ja
Priority claimed from JP17034195A external-priority patent/JP3589746B2/ja
Priority claimed from JP17662995A external-priority patent/JP3342783B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of CN1142729A publication Critical patent/CN1142729A/zh
Application granted granted Critical
Publication of CN1112047C publication Critical patent/CN1112047C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • H04B1/665—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 psychoacoustic properties of the ear, e.g. masking effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN96106224A 1995-05-02 1996-05-02 数字压缩信号的译码器 Expired - Lifetime CN1112047C (zh)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP13290795A JP3581431B2 (ja) 1995-05-02 1995-05-02 Ｍｐｅｇオーディオデコーダ
JP132907/95 1995-05-02
JP132907/1995 1995-05-02
JP14829995A JPH08320699A (ja) 1995-05-23 1995-05-23 Ｍｐｅｇオーディオデコーダ
JP148299/1995 1995-05-23
JP148299/95 1995-05-23
JP170341/1995 1995-06-13
JP170341/95 1995-06-13
JP17034195A JP3589746B2 (ja) 1995-06-13 1995-06-13 Ｍｐｅｇオーディオデコーダ
JP176629/95 1995-06-20
JP176629/1995 1995-06-20
JP17662995A JP3342783B2 (ja) 1995-06-20 1995-06-20 Ｍｐｅｇオーディオデコーダ

Publications (2)

Publication Number Publication Date
CN1142729A CN1142729A (zh) 1997-02-12
CN1112047C true CN1112047C (zh) 2003-06-18

Family

ID=27471722

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96106224A Expired - Lifetime CN1112047C (zh) 1995-05-02 1996-05-02 数字压缩信号的译码器

Country Status (3)

Country Link
US (1) US5703579A (https=)
CN (1) CN1112047C (https=)
TW (1) TW316302B (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100306371B1 (ko) 1997-12-30 2001-10-19 박종섭 두개의메모리제어기를가지는엠펙(mpeg)복원장치및복원방법
EP1228507B1 (en) * 1999-10-30 2003-05-28 STMicroelectronics Asia Pacific Pte Ltd. A method of reducing memory requirements in an ac-3 audio encoder
US6771196B2 (en) * 1999-12-14 2004-08-03 Broadcom Corporation Programmable variable-length decoder
US7426462B2 (en) 2003-09-29 2008-09-16 Sony Corporation Fast codebook selection method in audio encoding
US7349842B2 (en) * 2003-09-29 2008-03-25 Sony Corporation Rate-distortion control scheme in audio encoding
US7325023B2 (en) * 2003-09-29 2008-01-29 Sony Corporation Method of making a window type decision based on MDCT data in audio encoding
US7283968B2 (en) 2003-09-29 2007-10-16 Sony Corporation Method for grouping short windows in audio encoding
JPWO2006067988A1 (ja) * 2004-12-22 2008-06-12 松下電器産業株式会社 Ｍｐｅｇオーディオデコード方法
US8521540B2 (en) * 2007-08-17 2013-08-27 Qualcomm Incorporated Encoding and/or decoding digital signals using a permutation value

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5301255A (en) * 1990-11-09 1994-04-05 Matsushita Electric Industrial Co., Ltd. Audio signal subband encoder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950008637B1 (ko) * 1993-04-08 1995-08-03 삼성전자주식회사 부밴드 코딩시스템의 신호처리장치
US5588029A (en) * 1995-01-20 1996-12-24 Lsi Logic Corporation MPEG audio synchronization system using subframe skip and repeat

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5301255A (en) * 1990-11-09 1994-04-05 Matsushita Electric Industrial Co., Ltd. Audio signal subband encoder

Also Published As

Publication number Publication date
CN1142729A (zh) 1997-02-12
US5703579A (en) 1997-12-30
TW316302B (https=) 1997-09-21

Similar Documents

Publication Publication Date Title
CN1249670C (zh) 音频译码设备
CN1208288A (zh) 用于视听设备的信号处理及声象定位装置和方法
CN1175579C (zh) 编码器
CN1163870C (zh) 声音编码装置和方法，声音译码装置，以及声音译码方法
CN1639984A (zh) 数字信号编码方法、解码方法、编码设备、解码设备、数字信号编码程序和解码程序
CN1265627C (zh) 图像数据处理方法和图像数据处理电路
CN1138420C (zh) 图象处理器、图象数据处理器和可变长度代码解码器
CN1268135C (zh) 编码方法、编码装置和记录媒体、以及解码方法、解码装置和记录媒体
CN1145360C (zh) 利用与像素块分类信息对应的映射系数的图像编码和解码
CN101069354A (zh) 信息压缩编码装置、其解码装置、及其方法和程序以及记录介质
CN1278981A (zh) 图像编码装置及图像译码装置
CN1196641A (zh) 图像信号转换方法和设备以及图像提供系统
CN1379366A (zh) 图像处理装置和方法
CN1112047C (zh) 数字压缩信号的译码器
CN101059957A (zh) 一种语音编码选择性加密方法
CN1226039A (zh) 指数计算装置和解码装置
CN1160704C (zh) 音程变换装置
CN101036113A (zh) 信息编码方法、解码方法、共用乘数估计方法、利用这些方法的装置、程序以及记录介质
CN1426628A (zh) 压缩方法及装置,展开方法及装置压缩展开系统,记录媒体
CN1294703C (zh) 压缩装置及方法、解压缩装置及方法、间拔/内插装置及方法
CN1216367C (zh) 数据处理装置
CN101061534A (zh) 音频信号编码装置及方法
CN1204692C (zh) 编码若干信息信号的编码装置
CN1741392A (zh) 对数据进行编码和译码的方法和装置
CN1268810A (zh) 解码设备

Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: UNION ELEMENT CO., LTD.

Free format text: FORMER OWNER: NEW NIPPON STEEL CO., LTD.

Effective date: 20100115

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20100115

Address after: American California

Patentee after: Joint component Limited by Share Ltd.

Address before: Tokyo, Japan

Patentee before: NIPPON STEEL Corp.

ASS Succession or assignment of patent right

Owner name: DOLBY LAB LICENSING CORP.

Free format text: FORMER OWNER: JOINT ELECTRON DEVICE INC.

Effective date: 20101130

Owner name: DOLBY INTERNATIONAL CO., LTD.

Free format text: FORMER OWNER: DOLBY LAB LICENSING CORP.

Effective date: 20101130

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: CALIFORNIA, USA TO: AMSTERDAM, NETHERLANDS

TR01 Transfer of patent right

Effective date of registration: 20101130

Address after: Amsterdam, The Netherlands

Patentee after: DOLBY INTERNATIONAL AB

Address before: American California

Patentee before: DOLBY LABORATORIES LICENSING Corp.

Effective date of registration: 20101130

Address after: American California

Patentee after: DOLBY LABORATORIES LICENSING Corp.

Address before: American California

Patentee before: Joint component Limited by Share Ltd.

CX01 Expiry of patent term

Granted publication date: 20030618

EXPY Termination of patent right or utility model