Patents
Sitemap › G06 - Computing; Calculating; Counting › G06F - Electric digital data processing › G06F 7 - Methods or arrangements for processing data by operating upon the order or content of the data handled
Patents for G06F 7 - Methods or arrangements for processing data by operating upon the order or content of the data handled (93,043)
05/1990
05/22/1990US4928280 Fast processor for multi-bit error correction codes
05/22/1990US4928259 Sticky bit predictor for floating-point multiplication
05/22/1990US4928238 Scalar data arithmetic control system for vector arithmetic processor
05/22/1990US4928223 Floating point microprocessor with directable two level microinstructions
05/22/1990CA1269420A1 Method and apparatus for generating digital signals representing periodic samples of a sine wave
05/17/1990WO1990005364A1 Self-timed sequential-access multiport memory
05/17/1990WO1990005335A1 Apparatus for multiplication, division and extraction of square root
05/17/1990WO1990005334A1 Parallel string processor and method for a minicomputer
05/16/1990EP0368826A2 Data processing circuit
05/16/1990EP0368193A2 Information processing device capable of indicating performance
05/16/1990CN1008019B Method and apparatus for occuping control of series trunk wire of non-major control device
05/16/1990CN1008014B Circuit arrangement comprising digital circuits for calculating the value of a complex digital quantity
05/15/1990US4926374 Residue checking apparatus for detecting errors in add, subtract, multiply, divide and square root operations
05/15/1990US4926371 Two's complement multiplication with a sign magnitude multiplier
05/15/1990US4926370 Method and apparatus for processing postnormalization and rounding in parallel
05/15/1990US4926369 Normalizing the result of a floating point
05/10/1990DE3936503A1 Digital fuzzy logic controller - has parallel processing stages to operate on specific parameters for fast operation
05/10/1990DE3836958A1 Adder circuit using 5211 code
05/10/1990DE3836957A1 Shift register adder circuit in 51111 code and basic adder circuit for 54321 code and 5211 code
05/10/1990DE3830090A1 Adder circuit using 5211 code
05/09/1990EP0367704A2 Encoding variable length and null data while preserving sort sequence
05/08/1990US4924435 Circulating context addressable memory
05/08/1990US4924424 Parity prediction for binary adders with selection
05/08/1990US4924423 In a data processing system
05/08/1990US4924422 In a computing system
05/08/1990US4924421 Logic operation system
05/08/1990US4924420 Tacho signal processing
05/08/1990US4924223 Digital code converter formed of a decreased number of circuit elements
05/03/1990WO1990004849A1 Memory structure and method of utilization
05/03/1990DE3830091A1 Adder circuit using 5211 code
05/02/1990EP0366318A2 Floating point pipeline processor
05/02/1990EP0366155A2 Logarithmic function arithmetic unit including means for separately processing pseudo division and multiplication
05/02/1990EP0366115A2 String collating system for searching for character string of arbitrary length within a given distance from reference string
05/02/1990EP0365930A2 Random number generator circuit
05/01/1990US4922446 Apparatus and method for floating point normalization prediction
05/01/1990US4921109 Card sorting method and apparatus
04/1990
04/25/1990EP0365226A2 Cordic apparatus and method for approximating the magnitude and phase of a complex number
04/25/1990EP0365023A2 Address control circuit for data memory employed in signal delay circuit
04/25/1990EP0364627A1 Data processing apparatus for calculating a multiplicatively inverted element of a finite field
04/25/1990CA1268259C Interactive error handling means in database management
04/24/1990US4920509 Binary calculation circuit
04/24/1990US4920508 Multistage digital signal multiplication and addition
04/24/1990US4920506 Ultra-high speed two-dimensional coordinate transform processor
04/24/1990US4920312 Multiplier
04/19/1990DE3909713A1 Multiplication circuit
04/19/1990DE3835274A1 Adder circuit using 54321 code
04/19/1990DE3827323A1 Dual full adder-subtractor
04/18/1990EP0067556B1 Digital data processing system
04/17/1990US4918695 Failure detection for partial write operations for memories
04/17/1990US4918644 System containing loop shaped transmission paths for transmitting data packets using a plurality of latches connected in cascade fashion
04/17/1990US4918642 Isolated carry propagation fast adder
04/17/1990US4918640 Adder cell having a sum part and a carry part
04/17/1990US4918639 Overlapped multiple-bit scanning multiplication system with banded partial product matrix
04/17/1990US4918638 Multiplier in a galois field
04/17/1990US4918636 Circuit for comparing a plurality of binary inputs
04/17/1990US4918593 Relational database system
04/17/1990US4918527 Device and method with buffer memory, particularly for line/column matrix transposition of data sequences
04/12/1990DE3834347A1 Adder circuit using decimal counter code
04/12/1990DE3834202A1 Adder circuit using 1-out-of-10 code
04/11/1990EP0363175A2 Comparator apparatus
04/11/1990EP0362877A2 Ultra-high speed two dimensional coordinate transform processor
04/11/1990EP0362580A2 Leading 0/1 anticipator (LZA)
04/11/1990EP0179796B1 Floating point arithmetic system and method with anticipation rounding
04/11/1990CN1041232A Arithmetic operater and arithmetic operation circuit
04/10/1990US4916696 Logic operation device
04/10/1990US4916653 Adder using multi-state logic
04/10/1990US4916651 Floating point processor architecture
04/10/1990US4916649 Method and apparatus for transforming a bit-reversed order vector into a natural order vector
04/10/1990CA1267731A1 Serial digital signal processing circuitry
04/05/1990WO1990003609A1 Improved sorting method
04/05/1990WO1990003608A1 Rom conversion device and method
04/05/1990DE3844508A1 Adder circuit in 51111 code
04/05/1990DE3844507A1 Adder circuit in 54321 code, which can also be used as the basic adder circuit for adder circuits in 1-out-of-10 code
04/05/1990DE3833554A1 Adder circuit using 5211 code
04/05/1990DE3831800A1 Adder circuit in 54321 code
04/05/1990DE3831799A1 Adder circuit in 51111 code
04/05/1990DE3825902A1 Serial comparison circuit
04/04/1990EP0361886A2 Improved floating point computation unit
04/03/1990US4914623 Digital processing of sensor signals for reading binary storage media
04/03/1990US4914620 Capacity extensible data storage for use in electronic apparatus
04/03/1990US4914617 High performance parallel binary byte adder
04/03/1990US4914616 Coded incrementer having minimal carry propagation delay
04/03/1990US4914614 Multivalued ALU
04/03/1990US4914581 Method and apparatus for explicitly evaluating conditions in a data processor
04/03/1990US4914579 Apparatus for branch prediction for computer instructions
04/03/1990US4914397 Digital frequency converter
03/1990
03/29/1990DE3831798A1 Adder circuit in 54321 code
03/28/1990EP0360387A2 Data base management system
03/27/1990US4912669 Document-editing system
03/27/1990US4912665 Arithmetic logic unit capable of having a narrow pitch
03/22/1990WO1990002994A1 Circuits for adding or subtracting bcd-coded or dual-coded operands
03/22/1990DE3931545A1 Floating point processor - has adder subtractor handling exponent part for improved execution of multiplication and division
03/22/1990DE3832115A1 Basic adder circuit for the addition of the value 1 or 2
03/22/1990DE3831801A1 Adder circuit in 51111 code
03/20/1990US4910701 Split array binary multiplication
03/20/1990US4910700 Bit-sliced digit-serial multiplier
03/20/1990US4910698 Sine wave generator using a cordic algorithm
03/20/1990US4910508 Matrix logic circuit network suitable for large-scale integration
03/15/1990DE3830873A1 Adder circuit in 5211 code
03/13/1990US4908788 Shift control signal generation circuit for floating-point arithmetic operation
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