Apparatus and method for determining the Manhattan distance betw

Details Apparatus and method for determining the Manhattan distance betw Apparatus and method for determining the Manhattan distance betw

1993-03-10

1995-01-24

Malzahn, David H.

Boots, shoes, and leggings

G06F 738

Patent

active

053847229

ABSTRACT:
An apparatus and method for generating the absolute value of a difference. The apparatus and method include mechanisms to subtract a first operand from a second operand to generate a first difference and to subtract the second operand from the first operand to generate a second difference. The present invention also includes an apparatus and method for selecting either the first difference or the second difference depending on which is positive. In this manner, the absolute value of the difference between the first operand and the second operand is generated.

REFERENCES:
patent: 4373191 (1983-02-01), Fette et al.
patent: 4849921 (1989-07-01), Yasumoto et al.
patent: 4953115 (1990-08-01), Kanoh
patent: 4982352 (1991-01-01), Taylor et al.
patent: 5148386 (1992-09-01), Hori

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