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Class Information
Number: 708/209
Name: Electrical computers: arithmetic processing and calculating > Electrical digital calculating computer > Particular function performed > Shifting
Description: Subject matter where a number is changed by moving each digit therein simultaneously a specified number of positions in a specified direction.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5416731 |
High-speed barrel shifter |
May. 16, 1995 |
| 5379240 |
Shifter/rotator with preconditioned data |
Jan. 3, 1995 |
| 5327543 |
System for selectively masking operand portions for processing thereof |
Jul. 5, 1994 |
| 5309382 |
Binary shifter |
May. 3, 1994 |
| 5295250 |
Microprocessor having barrel shifter and direct path for directly rewriting output data of barrel shifter to its input |
Mar. 15, 1994 |
| 5282153 |
Arithmetic logic unit |
Jan. 25, 1994 |
| 5265259 |
Blocks and bits sequence reversing device using barrel shift |
Nov. 23, 1993 |
| 5262971 |
Bidirectional shifter |
Nov. 16, 1993 |
| 5166898 |
Shift amount floating-point calculating circuit with a small amount of hardware and rapidly operable |
Nov. 24, 1992 |
| 5155779 |
Optical circulating shift register |
Oct. 13, 1992 |
| 5155698 |
Barrel shifter circuit having rotation function |
Oct. 13, 1992 |
| 5146419 |
Floating point addition-subtraction apparatus |
Sep. 8, 1992 |
| 5144573 |
Barrel shifter with parity bit generator |
Sep. 1, 1992 |
| 5138641 |
Bit residue correction in a DLC receiver |
Aug. 11, 1992 |
| 5130941 |
Dynamic barrel shifter |
Jul. 14, 1992 |
| 5130940 |
Barrel shifter for data shifting |
Jul. 14, 1992 |
| 5099445 |
Variable length shifter for performing multiple shift and select functions |
Mar. 24, 1992 |
| 5075879 |
Absolute value decoder |
Dec. 24, 1991 |
| 5068818 |
Hardware implemented moving average processor |
Nov. 26, 1991 |
| 5047972 |
Digital signal processor with memory having data shift function |
Sep. 10, 1991 |
| 5038310 |
Amplitude compressing and/or expanding circuit employing enhanced normalization |
Aug. 6, 1991 |
| RE33629 |
Numeric data processor |
Jul. 2, 1991 |
| 5027300 |
Two level multiplexer circuit shifter apparatus |
Jun. 25, 1991 |
| 5024993 |
Superconducting-semiconducting circuits, devices and systems |
Jun. 18, 1991 |
| 5020013 |
Bidirectional variable bit shifter |
May. 28, 1991 |
| 5016209 |
Floating-point addition/subtraction system with digit position alignment between fractions of multiple sets of data |
May. 14, 1991 |
| 4999800 |
Floating point adder with pre-shifter |
Mar. 12, 1991 |
| 4999808 |
Dual byte order data processor |
Mar. 12, 1991 |
| 4999796 |
Sticky bit detection and shifting logic |
Mar. 12, 1991 |
| 4984189 |
Digital data processing circuit equipped with full bit string reverse control circuit and shifter to perform full or partial bit string reverse operation and data shift operation |
Jan. 8, 1991 |
| 4972495 |
Feature extraction processor |
Nov. 20, 1990 |
| 4962511 |
Barrel shifter |
Oct. 9, 1990 |
| 4958274 |
System with a N stages timing silo and P stages information silo for soloing information |
Sep. 18, 1990 |
| 4931971 |
Partial decode shifter/rotator |
Jun. 5, 1990 |
| 4931925 |
High speed byte data rearranging processor |
Jun. 5, 1990 |
| 4931970 |
Apparatus for determining if there is a loss of data during a shift operation |
Jun. 5, 1990 |
| 4908788 |
Shift control signal generation circuit for floating-point arithmetic operation |
Mar. 13, 1990 |
| 4905178 |
Fast shifter method and structure |
Feb. 27, 1990 |
| 4905175 |
Digit-serial shifters constructed from basic cells |
Feb. 27, 1990 |
| 4901263 |
Versatile data shifter with sticky bit generation capability |
Feb. 13, 1990 |
| 4890251 |
Arithmetic shifter with sign extend facility |
Dec. 26, 1989 |
| 4887232 |
Apparatus and method for performing a shift operation in a multiplier array circuit |
Dec. 12, 1989 |
| 4872128 |
High speed data processing unit using a shift operation |
Oct. 3, 1989 |
| 4839839 |
Barrel shifter including rotate operation |
Jun. 13, 1989 |
| 4839840 |
Highly responsive barrel shifter |
Jun. 13, 1989 |
| 4831571 |
Barrel shifter for rotating data with or without carry |
May. 16, 1989 |
| 4829460 |
Barrel shifter |
May. 9, 1989 |
| 4827441 |
Barrel shifter |
May. 2, 1989 |
| 4807172 |
Variable shift-count bidirectional shift control circuit |
Feb. 21, 1989 |
| 4782457 |
Barrel shifter using bit reversers and having automatic normalization |
Nov. 1, 1988 |
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