[go: up one dir, main page]

HK1146145B - 利用頻譜孔填充的音頻解碼 - Google Patents

利用頻譜孔填充的音頻解碼 Download PDF

Info

Publication number
HK1146145B
HK1146145B HK11100292.2A HK11100292A HK1146145B HK 1146145 B HK1146145 B HK 1146145B HK 11100292 A HK11100292 A HK 11100292A HK 1146145 B HK1146145 B HK 1146145B
Authority
HK
Hong Kong
Prior art keywords
subband signals
components
spectral components
signal
synthesized
Prior art date
Application number
HK11100292.2A
Other languages
German (de)
English (en)
French (fr)
Other versions
HK1146145A1 (zh
Inventor
Grant Allen Davidson
Michael Mead Truman
Matthew Conrad Fellers
Mark Stuart Vinton
Original Assignee
杜比实验室特许公司
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 US10/174,493 external-priority patent/US7447631B2/en
Application filed by 杜比实验室特许公司 filed Critical 杜比实验室特许公司
Publication of HK1146145A1 publication Critical patent/HK1146145A1/zh
Publication of HK1146145B publication Critical patent/HK1146145B/zh

Links

HK11100292.2A 2002-06-17 2011-01-13 利用頻譜孔填充的音頻解碼 HK1146145B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10/174,493 US7447631B2 (en) 2002-06-17 2002-06-17 Audio coding system using spectral hole filling
US174493 2002-06-17
US10/238,047 US7337118B2 (en) 2002-06-17 2002-09-06 Audio coding system using characteristics of a decoded signal to adapt synthesized spectral components
US238047 2002-09-06

Publications (2)

Publication Number Publication Date
HK1146145A1 HK1146145A1 (zh) 2011-05-13
HK1146145B true HK1146145B (zh) 2012-08-17

Family

ID=

Similar Documents

Publication Publication Date Title
US8050933B2 (en) Audio coding system using temporal shape of a decoded signal to adapt synthesized spectral components
US20080140405A1 (en) Audio coding system using characteristics of a decoded signal to adapt synthesized spectral components
Spanias et al. Analysis of the MPEG-1 Layer III (MP3) algorithm using MATLAB
HK1146145B (zh) 利用頻譜孔填充的音頻解碼
HK1070728B (zh) 使用解碼信號的特徵適配合成頻譜分量的音頻編碼系統
HK1146146B (zh) 利用頻譜孔填充的音頻解碼系統
IL165648A (en) Audio coding system using characteristics of a decoded signal to adapt synthesized spectral components
IL216068A (en) An audio broadcast system that uses decoded signal properties to coordinate synthesized spectral components
HK1141624B (zh) 使用頻譜缺陷填充的音頻編碼系統