Title :
A reconfigurable architecture for DWT and IDWT in JPEG2000
Author :
Qi, Hong ; Kanwen, Wang ; Wei, Cao ; Jiarong, Tong
Author_Institution :
State Key Lab. of ASIC, Fudan Univ., Shanghai, China
Abstract :
In JPEG2000, 9/7 and 5/3 filters are adopted to realize DWT algorithm. In this paper, we proposed a folded reconfigurable architecture which can be used to 9/7 or 5/3 filter. It is simple and can reduce hardware usage. Further, it is efficient to be used in 2D DWT.
Keywords :
discrete wavelet transforms; reconfigurable architectures; IDWT; JPEG2000; reconfigurable architecture; Convolution; Discrete wavelet transforms; Finite impulse response filter; Hardware; Image analysis; Image coding; Image reconstruction; Low pass filters; Reconfigurable architectures; Transform coding; DWT; Folded Architecture; Reconfigurable;
Conference_Titel :
ASIC, 2009. ASICON '09. IEEE 8th International Conference on
Conference_Location :
Changsha, Hunan
Print_ISBN :
978-1-4244-3868-6
Electronic_ISBN :
978-1-4244-3870-9
DOI :
10.1109/ASICON.2009.5351574
