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United States Patent im

Vafai et al.

US005706220A [ii] Patent Number: [45] Date of Patent:

5,706,220 Jan. 6, 1998

[54] SYSTEM AND METHOD FOR

IMPLEMENTING THE FAST WAVELET
TRANSFORM

[75] Inventors: Manoucher Vafai. Los Gatos;

Loganath Ramachandran, San Jose;
Mody Lempel. Sunnyvale, all of Calif.

[73] Assignee: LSI Logic Corporation, Milpitas,
Calif.

[21] Appl. No.: 645,575

[22] Filed: May 14, 1996

[51] Int. CL6 G06F 17/10

[52] U.S. CI 364/724.05; 364/724.13

[58] Field of Search 364/724.05,724.13;

382/240. 276, 248, 260; 348/398

[56] References Cited

U.S. PATENT DOCUMENTS

4,682,301 7/1987 Horibaetal 364/724.05

5,101,446 3/1992 Resnikoff et al 382/248

5,276,525 1/1994 Gharari 348/398

5,382,979 1/1995 Mun 348/398

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