Recursive digital filter using fixed point arithmetic

Details Recursive digital filter using fixed point arithmetic Recursive digital filter using fixed point arithmetic

1995-06-07

1998-05-26

Hjerpe, Richard

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

345158, 36472417, 364761, 382265, G09G 508

Patent

active

057573620

ABSTRACT:
There is provided a digital processor that includes a recursive filter having means for using fixed point arithmetic for performing division. The recursive filter includes means for saving a remainder after each division and multiplication operation and for adding the remainder to a dividend in the subsequent division operation.

REFERENCES:
patent: 4270026 (1981-05-01), Sheroi et al.
patent: 4860241 (1989-08-01), Haber
patent: 5179254 (1993-01-01), McDermott
patent: 5504896 (1996-04-01), Schell et al.
patent: 5528264 (1996-06-01), Kautzer et al.

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