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Class Information
Number: 708/495
Name: Electrical computers: arithmetic processing and calculating > Electrical digital calculating computer > Particular function performed > Arithmetical operation > Floating point
Description: Subject matter wherein the numerical digits are expressed in terms of a bounded number (mantissa) and a scale factor (characteristic or exponent) consisting of a power of the number base.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4796218 |
Arithmetic circuit capable of executing floating point operation and fixed point operation |
Jan. 3, 1989 |
| 4791403 |
Log encoder/decorder system |
Dec. 13, 1988 |
| 4789955 |
Operation unit with an error amount calculating circuit for output data thereof |
Dec. 6, 1988 |
| 4789956 |
Maximum negative number detector |
Dec. 6, 1988 |
| 4782457 |
Barrel shifter using bit reversers and having automatic normalization |
Nov. 1, 1988 |
| 4773033 |
Binary data identification circuit |
Sep. 20, 1988 |
| 4675809 |
Data processing system for floating point data having a variable length exponent part |
Jun. 23, 1987 |
| 4660143 |
Programmable realtime interface between a Block Floating Point processor and memory |
Apr. 21, 1987 |
| 4654785 |
Information processing system |
Mar. 31, 1987 |
| 4603323 |
Method for extending the exponent range of an IBM 370-type floating point processor |
Jul. 29, 1986 |
| 4528640 |
Method and a means for checking normalizing operations in a computer device |
Jul. 9, 1985 |
| 4476523 |
Fixed point and floating point computation units using commonly shared control fields |
Oct. 9, 1984 |
| 4335372 |
Digital scaling apparatus |
Jun. 15, 1982 |
| 4247891 |
Leading zero count formation |
Jan. 27, 1981 |
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