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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 |
| 5896305 |
Shifter circuit for an arithmetic logic unit in a microprocessor |
Apr. 20, 1999 |
| 5844825 |
Bidirectional shifter circuit |
Dec. 1, 1998 |
| 5844827 |
Arithmetic shifter that performs multiply/divide by two to the nth power for positive and negative N |
Dec. 1, 1998 |
| 5844828 |
Shift circuit and system having the same |
Dec. 1, 1998 |
| 5822231 |
Ternary based shifter that supports multiple data types for shift functions |
Oct. 13, 1998 |
| 5818739 |
Processor for performing shift operations on packed data |
Oct. 6, 1998 |
| 5793654 |
Saturating alignment shifter |
Aug. 11, 1998 |
| 5790444 |
Fast alignment unit for multiply-add floating point unit |
Aug. 4, 1998 |
| 5777906 |
Left shift overflow detection |
Jul. 7, 1998 |
| 5774697 |
Data realignment method and apparatus |
Jun. 30, 1998 |
| 5771183 |
Apparatus and method for computation of sticky bit in a multi-stage shifter used for floating point arithmetic |
Jun. 23, 1998 |
| 5745393 |
Left-shifting an integer operand and providing a clamped integer result |
Apr. 28, 1998 |
| 5740458 |
Protocol processor intended for the execution of a collection of instructions in a reduced number of operations |
Apr. 14, 1998 |
| 5729482 |
Microprocessor shifter using rotation and masking operations |
Mar. 17, 1998 |
| 5726926 |
Shifter for shifting floating point number utilizing arithmetic operation of redundant binary number, and adder containing the same |
Mar. 10, 1998 |
| 5715470 |
Arithmetic apparatus for carrying out viterbi decoding at a high speed |
Feb. 3, 1998 |
| 5696803 |
Barrel shifter and method of making same |
Dec. 9, 1997 |
| 5696954 |
Three input arithmetic logic unit with shifting means at one input forming a sum/difference of two inputs logically anded with a third input logically ored with the sum/difference logically an |
Dec. 9, 1997 |
| 5687102 |
Double precision (64 bit) shift operations using a 32 bit data path |
Nov. 11, 1997 |
| 5682339 |
Method for performing rotate through carry using a 32 bit barrel shifter and counter |
Oct. 28, 1997 |
| 5682340 |
Low power consumption circuit and method of operation for implementing shifts and bit reversals |
Oct. 28, 1997 |
| 5671166 |
Barrel shifter for combining pieces of data into a piece of combined data and shifting the combined data |
Sep. 23, 1997 |
| 5666298 |
Method for performing shift operations on packed data |
Sep. 9, 1997 |
| 5652718 |
Barrel shifter |
Jul. 29, 1997 |
| 5646873 |
Barrel shifter device and variable-length decoder |
Jul. 8, 1997 |
| 5640578 |
Arithmetic logic unit having plural independent sections and register storing resultant indicator bit from every section |
Jun. 17, 1997 |
| 5636351 |
Performance of an operation on whole word operands and on operations in parallel on sub-word operands in a single processor |
Jun. 3, 1997 |
| 5633816 |
Random number generator with wait control circuitry to enhance randomness of numbers read therefrom |
May. 27, 1997 |
| 5574672 |
Combination multiplier/shifter |
Nov. 12, 1996 |
| 5559730 |
Shift operation unit and shift operation method |
Sep. 24, 1996 |
| 5555202 |
Low-power, high-performance barrel shifter |
Sep. 10, 1996 |
| 5553010 |
Data shifting circuit capable of an original data width rotation and a double data width rotation |
Sep. 3, 1996 |
| 5550862 |
Method and apparatus for centering equalizer taps |
Aug. 27, 1996 |
| 5532949 |
Barrel shifter |
Jul. 2, 1996 |
| 5528525 |
Processor for determining shift counts based on input data |
Jun. 18, 1996 |
| 5526296 |
Bit field operating system and method with two barrel shifters for high speed operations |
Jun. 11, 1996 |
| 5497340 |
Apparatus and method for detecting an overflow when shifting N bits of data |
Mar. 5, 1996 |
| 5481746 |
Vector shift functional unit for successively shifting operands stored in a vector register by corresponding shift counts stored in another vector register |
Jan. 2, 1996 |
| 5481749 |
Shift register divided into a number of cells and a number of stages within each cell to permit bit and multiple bit shifting |
Jan. 2, 1996 |
| 5477543 |
Structure and method for shifting and reordering a plurality of data bytes |
Dec. 19, 1995 |
| 5477477 |
Data shifting circuit by utilizing MOS barrel shifter |
Dec. 19, 1995 |
| 5465223 |
Barrel shifter |
Nov. 7, 1995 |
| 5465222 |
Barrel shifter or multiply/divide IC structure |
Nov. 7, 1995 |
| 5457723 |
Barrel shifter having CMOS structure integrated on MOS integrated circuits |
Oct. 10, 1995 |
| 5450339 |
Noncanonic fully systolic LMS adaptive architecture |
Sep. 12, 1995 |
| 5448508 |
Quasi-moving average circuit |
Sep. 5, 1995 |
| 5442576 |
Multibit shifting apparatus, data processor using same, and method therefor |
Aug. 15, 1995 |
| 5436860 |
Combined multiplier/shifter and method therefor |
Jul. 25, 1995 |
| 5432727 |
Apparatus for computing a sticky bit for a floating point arithmetic unit |
Jul. 11, 1995 |
| 5424967 |
Shift and rounding circuit and method |
Jun. 13, 1995 |
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