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Class Information
Number: 708/443
Name: Electrical computers: arithmetic processing and calculating > Electrical digital calculating computer > Particular function performed > Differentiation
Description: Subject matter for differentiation of at least one of a plurality of input signals.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7587442 |
Method of determining the derivative of an input signal |
Sep. 8, 2009 |
| 7539602 |
Accelerating simulation of differential equation systems having continuous behavior |
May. 26, 2009 |
| 7194497 |
Hardware-based accelerator for time-domain scientific computing |
Mar. 20, 2007 |
| 7170959 |
Tailored response cascaded integrator comb digital filter and methodology for parallel integrator processing |
Jan. 30, 2007 |
| 6836783 |
Finite-difference solver based on field programmable interconnect devices |
Dec. 28, 2004 |
| 6581082 |
Reduced gate count differentiator |
Jun. 17, 2003 |
| 6457033 |
Method of predicting diffusion state and apparatus for analyzing same |
Sep. 24, 2002 |
| 6446105 |
Method and medium for operating a vector computer |
Sep. 3, 2002 |
| 5748672 |
System for measuring jitter in a non-binary digital signal |
May. 5, 1998 |
| 5631858 |
System for obtaining strict solution in accordance with accuracy of approximate solutions |
May. 20, 1997 |
| 5526475 |
Method for live symbolic calculations in a mathematical document editor |
Jun. 11, 1996 |
| 4875182 |
Miniature digital computer circuit for determining values of combined varying quantities |
Oct. 17, 1989 |
| 4817027 |
Method and apparatus for evaluating partial derivatives |
Mar. 28, 1989 |
| 4714866 |
Rate-of-change signal generator using sampling techniques |
Dec. 22, 1987 |
| 4471451 |
Digital data sense amplifier and signal differentiator |
Sep. 11, 1984 |
| 4453181 |
Scanning-image forming apparatus using photo response signal |
Jun. 5, 1984 |
| 4409667 |
Process and device for the derivation of an analog electric signal |
Oct. 11, 1983 |
| 4356726 |
Apparatus for detecting grade of vehicle from atmospheric pressure difference |
Nov. 2, 1982 |
| 4289397 |
Laser ceilometer signal processing means |
Sep. 15, 1981 |
| 4112499 |
Digital transient discriminator with noise spike clipping |
Sep. 5, 1978 |
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