Scalable FPGA-based architecture for DCT computation using dynamic partial reconfiguration

J Huang, M Parris, J Lee, RF Demara - ACM Transactions on Embedded …, 2009 - dl.acm.org
In this article, we propose field programmable gate array-based scalable architecture for
discrete cosine transform (DCT) computation using dynamic partial reconfiguration. Our …

Low-power and high-quality Cordic-based Loeffler DCT for signal processing

CC Sun, SJ Ruan, B Heyne, J Goetze - IET circuits, devices & systems, 2007 - IET
A computationally efficient and high-quality preserving discrete cosine transform (DCT)
architecture is presented. It is obtained by optimising the Loeffler DCT based on the …

A 250MHz optimized distributed architecture of 2D 8x8 DCT

P Chungan, C **xin, Y Dunshan… - 2007 7th International …, 2007 - ieeexplore.ieee.org
Discrete Cosine Transform (DCT) plays an important role in image and video compression,
but computing a two-dimensional (2D) DCT, a large number of multiplications and additions …

Design of a low-power, high performance, 8× 8 bit multiplier using a Shannon-based adder cell

C Senthilpari, AK Singh, K Diwakar - Microelectronics Journal, 2008 - Elsevier
In this paper, we have developed a new full-adder cell using multiplexing control input
techniques (MCIT) for the sum operation and the Shannon-based technique to implement …

A computationally efficient high-quality cordic based DCT

B Heyne, CC Sun, J Goetze… - 2006 14th European …, 2006 - ieeexplore.ieee.org
In this paper a computationally efficient and high-quality preserving DCT architecture is
presented. It is obtained by optimizing the Loeffler DCT based on the Cordic algorithm. The …

A self-reconfigurable platform for scalable DCT computation using compressed partial bitstreams and BlockRAM prefetching

J Huang, J Lee - IEEE Transactions on Circuits and Systems …, 2009 - ieeexplore.ieee.org
In this paper, we propose a self-reconfigurable platform which can reconfigure the
architecture of discrete cosine transform (DCT) computations during run-time using dynamic …

Multiplication-free 8× 8 2D DCT architecture using algebraic integer encoding

V Dimitrov, K Wahid, G Jullien - Electronics Letters, 2004 - IET
A novel architecture for a 2D 8× 8 discrete cosine transform (DCT) is presented. The
architecture uses a new algebraic integer encoding of a 1D radix-8 DCT that allows the …

A new time distributed DCT architecture for MPEG-4 hardware reference model

M Alam, W Badawy, G Jullien - IEEE Transactions on Circuits …, 2005 - ieeexplore.ieee.org
This paper presents the design of a new time distributed architecture (TDA) which outlines
the architecture (ISO/IEC JTC1/SC29/WG11 MPEG2002/M8565) submitted to MPEG4 Part9 …

Error-free computation of 8/spl times/8 2D DCT and IDCT using two-dimensional algebraic integer quantization

K Wahid, V Dimitrov, G Jullien - 17th IEEE Symposium on …, 2005 - ieeexplore.ieee.org
This paper presents a novel error-free (infinite-precision) architecture for the fast
implementation of both 8/spl times/8 2D discrete cosine transform and inverse DCT. The …

[PDF][PDF] Multiplierless DCT algorithm for image compression applications

V Dimitrov, K Wahid - vol, 2004 - foibg.com
This paper presents a novel error-free (infinite-precision) architecture for the fast
implementation of 8x8 2-D Discrete Cosine Transform. The architecture uses a new …