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8th International Conference on VLSI Design
JAGUAR: a high speed VLSI chip for JPEG image compression standard
New Delhi, India
January 04-January 07
ISBN: 0-8186-6905-5
M. Kovac, Fac. of Electr. Eng., Zagreb Univ., Croatia
P. Ranganathan, Fac. of Electr. Eng., Zagreb Univ., Croatia
In this paper, we describe a fully pipelined single chip VLSI architecture for implementing the JPEG baseline image compression standard The architecture exploits the principles of pipelining and parallelism to the maximum extent in order to obtain high speed and throughput. The architecture for discrete cosine transform and the entropy encoder are based on efficient algorithms designed for high speed VLSI implementation. The entire architecture can be implemented on a single VLSI chip to yield a clock rate of about 100 MHz which would allow an input rate of 30 frames per second for 1024/spl times/1024 color images. Currently, a prototype CMOS VLSI chip implementing the proposed architecture is being designed.
Index Terms:
digital signal processing chips; CMOS digital integrated circuits; data compression; image coding; pipeline processing; parallel architectures; VLSI; discrete cosine transforms; entropy codes; image colour analysis; Huffman codes; JAGUAR; high speed VLSI chip; JPEG image compression standard; pipelined single chip VLSI architecture; high throughput; discrete cosine transform; entropy encoder; clock rate; input rate; color images; CMOS VLSI chip; Huffman entropy coding; 100 MHz; 1024 pixel; 1048576 pixel
Citation:
M. Kovac, P. Ranganathan, "JAGUAR: a high speed VLSI chip for JPEG image compression standard," vlsid, pp.220, 8th International Conference on VLSI Design, 1995
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