fixed-point arithmetic

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fixed-point arithmetic

[¦fikst ‚pȯint ə′rith·mə·tik]
(computer science)
A method of calculation in which the computer does not consider the location of the decimal or radix point because the point is given a fixed position.
A type of arithmetic in which the operands and results of all arithmetic operations must be properly scaled so as to have a magnitude between certain fixed values.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The fixed-point math requires programmers to pay significant attention to the number of coefficients used in each algorithm when multiplying and accumulating digital data to prevent distortion caused by register overflow and a decrease of the signal-to-noise ratio caused by truncation noise.

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