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Class Information
Number: 708/671
Name: Electrical computers: arithmetic processing and calculating > Electrical digital calculating computer > Particular function performed > Arithmetical operation > Addition/subtraction > Comparison
Description: Subject matter for comparing by determining the mathematical magnitude of the difference between two numbers.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620676 |
Lookup table and data acquisition method |
Nov. 17, 2009 |
| 7437402 |
Low-power, high-speed word comparator |
Oct. 14, 2008 |
| 7434034 |
SIMD processor executing min/max instructions |
Oct. 7, 2008 |
| 7395304 |
Method and apparatus for performing single-cycle addition or subtraction and comparison in redundant form arithmetic |
Jul. 1, 2008 |
| 7395303 |
Method and device for comparing binary data words |
Jul. 1, 2008 |
| 7322032 |
Methods and apparatus for scheduling operation of a data source |
Jan. 22, 2008 |
| 7284028 |
Comparator eliminating need for one's complement logic for signed numbers |
Oct. 16, 2007 |
| 7233964 |
Method and system for compositing three-dimensional graphics images using associative decision mechanism |
Jun. 19, 2007 |
| 7191359 |
Fail-safe controller |
Mar. 13, 2007 |
| 7103624 |
Comparator circuit and method |
Sep. 5, 2006 |
| 7020830 |
High speed add-compare-select operations for use in viterbi decoders |
Mar. 28, 2006 |
| 7016931 |
Binary-number comparator |
Mar. 21, 2006 |
| 6938172 |
Data transformation for the reduction of power and noise in CMOS structures |
Aug. 30, 2005 |
| 6918024 |
Address generating circuit and selection judging circuit |
Jul. 12, 2005 |
| 6907443 |
Magnitude comparator |
Jun. 14, 2005 |
| 6865590 |
Three input variable subfield comparation for fast matching |
Mar. 8, 2005 |
| 6826588 |
Method and apparatus for a fast comparison in redundant form arithmetic |
Nov. 30, 2004 |
| 6826290 |
Image processing apparatus and method and storage medium |
Nov. 30, 2004 |
| 6820109 |
System and method for predictive comparator following addition |
Nov. 16, 2004 |
| 6819224 |
Apparatus and method for detecting a predetermined pattern of bits in a bitstream |
Nov. 16, 2004 |
| 6813628 |
Method and apparatus for performing equality comparison in redundant form arithmetic |
Nov. 2, 2004 |
| 6795842 |
Method and apparatus for comparing two binary numbers with a power-of-two threshold |
Sep. 21, 2004 |
| 6763368 |
Method and apparatus for performing single-cycle addition or subtraction and comparison in redundant form arithmetic |
Jul. 13, 2004 |
| 6745215 |
Computer apparatus, program and method for determining the equivalence of two algebraic functions |
Jun. 1, 2004 |
| 6701340 |
Double differential comparator and programmable analog block architecture using same |
Mar. 2, 2004 |
| 6691145 |
Computing circuit, computing apparatus, and semiconductor computing circuit |
Feb. 10, 2004 |
| 6683530 |
Method and apparatus for performing a floating point compare operation |
Jan. 27, 2004 |
| 6658443 |
Method and apparatus for representing arithmetic intervals within a computer system |
Dec. 2, 2003 |
| 6629118 |
Zero result prediction |
Sep. 30, 2003 |
| 6581087 |
Floating point adder capable of rapid clip-code generation |
Jun. 17, 2003 |
| 6564237 |
Arithmetic unit and data processing unit |
May. 13, 2003 |
| 6539408 |
Preconditioning of source data for packed min/max instructions |
Mar. 25, 2003 |
| 6523056 |
Process for secure comparison of two storage registers, and security module implementing this process |
Feb. 18, 2003 |
| 6470373 |
Sum interval detector |
Oct. 22, 2002 |
| 6466960 |
Method and apparatus for performing a sum-and-compare operation |
Oct. 15, 2002 |
| 6401108 |
Floating point compare apparatus and methods therefor |
Jun. 4, 2002 |
| 6353646 |
Digital comparator |
Mar. 5, 2002 |
| 6341296 |
Method and apparatus for efficient selection of a boundary value |
Jan. 22, 2002 |
| 6292818 |
Method and apparatus for performing a sum-and-compare operation |
Sep. 18, 2001 |
| 6216147 |
Method and apparatus for an N-nary magnitude comparator |
Apr. 10, 2001 |
| 6108723 |
System for implementing hardware automated control of burst mode data transfer over a communication link between devices operating in a block mode |
Aug. 22, 2000 |
| 6081820 |
Method and apparatus for filtering a signal using a window value |
Jun. 27, 2000 |
| 6036350 |
Method of sorting signed numbers and solving absolute differences using packed instructions |
Mar. 14, 2000 |
| 5957996 |
Digital data comparator and microprocessor |
Sep. 28, 1999 |
| 5944774 |
Methods apparatus and computer program products for accumulating logarithmic values |
Aug. 31, 1999 |
| 5944771 |
Arithmetic operation system for binary addition/subtraction |
Aug. 31, 1999 |
| 5923205 |
Semiconductor arithmetic circuit |
Jul. 13, 1999 |
| 5905665 |
Modulo address generating circuit and method with reduced area and delay using low speed adders |
May. 18, 1999 |
| 5861871 |
Range tracker for image editing system having improved color key editing |
Jan. 19, 1999 |
| 5841679 |
Vector computation device and vector computation method |
Nov. 24, 1998 |
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