MAXIMALLY DECIMATED PERFECT-RECONSTRUCTION FIR FILTER BANKS WITH PAIRWISE MIRROR-IMAGE ANALYSIS (AND SYNTHESIS) FREQUENCY RESPONSES

被引:36
作者
NGUYEN, TQ
VAIDYANATHAN, PP
机构
[1] California Inst of Technology,, Pasadena, CA, USA, California Inst of Technology, Pasadena, CA, USA
来源
IEEE TRANSACTIONS ON ACOUSTICS SPEECH AND SIGNAL PROCESSING | 1988年 / 36卷 / 05期
关键词
SPEECH; -; Processing;
D O I
10.1109/29.1579
中图分类号
O42 [声学];
学科分类号
070206 ; 082403 ;
摘要
Structures are presented for the perfect-reconstruction quadrature mirror filter bank that are based on lossless building blocks. These structures ensure that the frequency responses of the analysis (and synthesis) filters have pairwise symmetry with respect to pi /2 and require fewer parameters than recently reported structures (also based on lossless building blocks). The design time for the proposed structures is correspondingly much less than for the earlier methods, which did not incorporate such symmetry.
引用
收藏
页码:693 / 706
页数:14
相关论文
共 20 条
[1]   SUBBAND CODER DESIGN INCORPORATING RECURSIVE QUADRATURE FILTERS AND OPTIMUM ADPCM CODERS [J].
BARNWELL, TP .
IEEE TRANSACTIONS ON ACOUSTICS SPEECH AND SIGNAL PROCESSING, 1982, 30 (05) :751-765
[2]   DIGITAL FILTERING BY POLYPHASE NETWORK - APPLICATION TO SAMPLE-RATE ALTERATION AND FILTER BANKS [J].
BELLANGER, MG ;
BONNEROT, G ;
COUDREUSE, M .
IEEE TRANSACTIONS ON ACOUSTICS SPEECH AND SIGNAL PROCESSING, 1976, 24 (02) :109-114
[3]  
BLAHUT RE, 1985, FAST ALGORITHMS DIGI
[4]  
Crochiere R., 1983, MULTIRATE DIGITAL SI
[5]  
ESTEBAN D, 1977, MAY P IEEE INT C AC, P191
[6]  
GALAND CR, 1985, APR P IEEE INT C ASS, P525
[7]   FILTERS FOR DISTORTION-FREE 2-BAND MULTIRATE FILTER BANKS [J].
MINTZER, F .
IEEE TRANSACTIONS ON ACOUSTICS SPEECH AND SIGNAL PROCESSING, 1985, 33 (03) :626-630
[8]  
Murnaghan F.D., 1962, UNITARY ROTATION GRO
[9]  
RAMSTAD TA, 1984, SEP INT C DIG SIGN P
[10]   EXACT RECONSTRUCTION TECHNIQUES FOR TREE-STRUCTURED SUBBAND CODERS [J].
SMITH, MJT ;
BARNWELL, TP .
IEEE TRANSACTIONS ON ACOUSTICS SPEECH AND SIGNAL PROCESSING, 1986, 34 (03) :434-441