Patents
Patents for G06F 7 - Methods or arrangements for processing data by operating upon the order or content of the data handled (93,043)
02/1989
02/08/1989EP0302764A2 Circuit for comparing magnitudes of binary signals
02/07/1989US4803649 Modulo-2-adder for the logic-linking of three input signals
02/02/1989DE3724151A1 Multiplication circuit with carry-adder circuit in decimal 1-out-of-10 code
02/01/1989EP0301708A2 Parallel arithmetic logic unit
02/01/1989EP0301383A2 Pseudo random pattern generating device
02/01/1989CN1030835A Central processor
01/1989
01/31/1989US4802112 MOS transistor circuit
01/31/1989CA1249666A1 Digital signal overflow correction apparatus
01/26/1989DE3723584A1 Special circuit for the possible exchange of the output potentials
01/25/1989EP0300591A2 Method of and apparatus for determining a 2n bit partial product of approximate quotient
01/25/1989EP0300516A2 Digital data processing system
01/25/1989EP0300265A2 Digital tone detection method
01/24/1989US4800524 Modulo address generator
01/24/1989US4800519 Optical data processing systems and methods for matrix inversion, multiplication, and addition
01/24/1989US4800517 Word-sliced signal processor
01/24/1989US4800516 High speed floating-point unit
01/24/1989US4800515 Circuit for operating finite fields
01/24/1989US4800486 Multiple data patch CPU architecture
01/24/1989CA1249375A1 Interactive error handling means in database management
01/19/1989DE3723064A1 Adder circuit in decimal 1-out-of-10 code
01/17/1989US4799183 Vector multiplier having parallel carry save adder trees
01/17/1989US4799182 Cellular floating-point serial pipelined multiplier
01/17/1989US4799181 BCD arithmetic using binary arithmetic and logical operations
01/17/1989US4799152 Pipeline feedback array sorter with multi-string sort array and merge tree array
01/17/1989US4799149 Hybrid associative memory composed of a non-associative basic storage and an associative surface, as well as method for searching and sorting data stored in such a hybrid associative memory
01/17/1989US4798980 Booth's conversion circuit
01/12/1989WO1989000363A1 Galois field arithmetic unit
01/11/1989EP0298804A1 Method and apparatus for digital synthesis of a clock signal
01/11/1989EP0298717A2 BCD adder circuit
01/10/1989US4797852 Block shifter for graphics processor
01/10/1989US4797849 Pipelined vector divide apparatus
01/10/1989US4797848 Pipelined bit-serial Galois Field multiplier
01/10/1989US4797843 Parallel optical arithmetic/logic unit
01/10/1989US4797652 Status register bit and delta
01/10/1989US4797650 CMOS binary equals comparator with carry in and out
01/10/1989CA1248603A1 Method to compensate for the truncation error in a sampled signal and a device for carrying out the method
01/04/1989EP0298002A1 Transposition memory for a data processing circuit
01/04/1989EP0297989A2 Apparatus and method for acceleration of integer and floating point multiplication procedures
01/04/1989EP0297588A2 Trigonometric function arithmetic processor using pseudo-division
01/03/1989US4796219 Serial two's complement multiplier
01/03/1989US4796218 Arithmetic circuit capable of executing floating point operation and fixed point operation
01/03/1989US4796217 Rounding unit for use in arithmetic processing of floating point data
01/03/1989US4796216 Linear predictive coding technique with one multiplication step per stage
01/03/1989US4796004 Integrated analog-to-digital converter
01/03/1989CA1248248A1 Method of switching time slots in a tdm-signal and arrangement for performing the method
12/1988
12/29/1988WO1988010473A1 System for calculating sum of products
12/29/1988DE3720537A1 Adder circuit in 51111 code
12/29/1988DE3720535A1 Adder circuit in 54321 code
12/29/1988DE3719375A1 Adder circuit in decimal 1-out-of-10 code
12/28/1988EP0296739A2 Interface circuit between "or-tied" connection of a PLA device and a TTL output buffer
12/28/1988EP0296457A2 A high performance parallel binary byte adder
12/28/1988EP0296344A2 Parallel adder having removed dependencies
12/28/1988CA1247744A Operation code selected overflow interrupts
12/27/1988US4794557 Floating-point normalizing circuit
12/22/1988DE3718328A1 Adder circuit in 5211 code
12/21/1988EP0296071A2 Apparatus and method for acceleration of effective subtraction procedures by the approximation of the absolute value of the exponent argument difference
12/21/1988EP0296070A2 Apparatus and method for accelerating floating point addition and subtraction operations by accelerating the effective substraction procedure
12/21/1988EP0295788A2 Apparatus and method for an extended arithmetic logic unit for expediting selected operations
12/21/1988EP0295621A2 Fast summing circuit
12/20/1988US4792893 Selectively recursive pipelined parallel vector logical operation system
12/15/1988DE3718291A1 Adder circuit in 51111 code
12/15/1988DE3718032A1 Adder circuit in 54321 code
12/14/1988EP0294950A2 A method of facilitating computer sorting
12/14/1988EP0294476A1 N-bit sum-carry accumulator
12/13/1988US4791601 Parallel multiplier with a modified booth algorithm
12/13/1988US4791594 Random-access psuedo random number generator
12/13/1988US4791590 High performance signal processor
12/13/1988US4791403 Log encoder/decorder system
12/13/1988CA1246746A1 Intermediate decimal correction for sequential addition
12/13/1988CA1246693A1 Phase modulated pulse logic for gallium arsenide
12/08/1988DE3717755A1 Adder circuit in 5211 code
12/07/1988EP0293851A2 Digital signal processor
12/06/1988US4789986 Method for checking consistency of distributed data
12/06/1988US4789958 Carry-look-ahead adder including bipolar and MOS transistors
12/06/1988US4789957 Status output for a bit slice ALU
12/06/1988US4789956 For use in a data processing system
12/06/1988US4789955 Operation unit with an error amount calculating circuit for output data thereof
12/06/1988US4789797 Temperature-compensated interface circuit between "OR-tied" connection of a PLA device and a TTL output buffer
12/06/1988CA1246234A1 Circuitry for complementing binary numbers
12/06/1988CA1246233A1 Method and apparatus for effecting range transformation in a digital circuitry
12/01/1988WO1988009537A1 A fast median filter
12/01/1988DE3717504A1 Adder circuit in decimal 1-out-of-10 code
11/1988
11/30/1988EP0292943A2 Digital input/output circuit capable of sending and receiving data in different modes
11/30/1988EP0292854A2 C-MOS arithmetic-logic unit
11/29/1988US4788655 Condition code producing system
11/24/1988DE3717039A1 Adder circuit in decimal 1-out-of-10 code
11/23/1988EP0291963A2 Fast C-MOS adder
11/23/1988EP0291615A1 A programmable sequencing device for controlling fast complex processes
11/22/1988US4787065 Data processing apparatus providing cyclic addressing of a data store in selectively opposite directions
11/22/1988US4787056 Apparatus for estimating the square of digital samples
11/22/1988CA1245366A1 Processing circuit capable of raising throughput of accumulation
11/22/1988CA1245365A1 Vlsi progammable digital signal processor
11/22/1988CA1245345A1 Digital scaling circuitry with truncation offset compensation
11/22/1988CA1245289A1 Rms calculation circuit for digital circuit interrupters
11/17/1988EP0291440A2 Improved multiplier for multiple precision multiplication
11/17/1988EP0291405A2 Nonlinear random sequence generators
11/17/1988EP0291356A2 Apparatus and method for performing a shift operation in a multiplier array circuit
11/17/1988EP0290589A1 Fully programmable linear feedback shift register
11/16/1988CN88103316A Multibit digital threshold comparator
11/16/1988CN85205335U High-precision real-time subtracter