Patents
Patents for G06F 7 - Methods or arrangements for processing data by operating upon the order or content of the data handled (93,043)
03/1986
03/18/1986US4577287 Method and apparatus for generating digital signals representing periodic samples of a sine wave
03/12/1986EP0174048A1 Digital root extraction circuit
03/12/1986EP0174028A2 Apparatus for processing floating-point data having exponents of variable length
03/12/1986EP0173799A2 Full adder circuit with sum and carry selection functions
03/11/1986US4575812 X×Y Bit array multiplier/accumulator circuit
03/11/1986US4575798 External sorting using key value distribution and range formation
03/11/1986US4575795 Apparatus for detecting a predetermined character of a data string
03/05/1986EP0173383A1 Processor for processing data according to different modes, and suitable multiplying device for such a processor
03/04/1986US4574361 Apparatus for dividing the elements of a Galois field
02/1986
02/25/1986US4573137 Adder circuit
02/25/1986US4573136 Sum-of-products multiplier with multiple memories and reduced total memory size
02/25/1986US4573135 Digital lowpass filter having controllable gain
02/25/1986US4573118 Microprocessor with branch control
02/25/1986CA1201207A1 Floating-point unit constructed of identical modules
02/19/1986EP0171805A2 High speed digital arithmetic unit
02/19/1986EP0171712A2 Sorting module for sorting documents
02/19/1986EP0171595A2 Floating point arithmetic unit
02/19/1986EP0171408A1 Pseudo-random binary sequence generators.
02/18/1986US4571701 Integrated circuit fast multiplier structure
02/18/1986US4571700 Page indexing system for accessing sequentially stored data representing a multi-page document
02/18/1986US4571546 Digital random error generator supplying burst error signals of random durations starting at random times
02/18/1986CA1200918A1 Computer memory devices
02/13/1986WO1986001017A1 The multi input fast adder
02/12/1986EP0171190A2 Extended-function arithmetic-logic unit
02/12/1986EP0171088A2 Microprocessor with execution unit independently put into standby condition
02/11/1986US4570221 Apparatus for sorting data words on the basis of the values of associated parameters
02/11/1986US4570219 CMOS Circuit with reduced power dissipation and a digital data processor using the same
02/05/1986EP0170493A2 Bidirectional barrel shift circuit
02/05/1986EP0169915A1 Digital phase demodulator
02/05/1986EP0169908A1 Method and circuit for decoding error coded data
02/04/1986US4569016 Mechanism for implementing one machine cycle executable mask and rotate instructions in a primitive instruction set computing system
02/04/1986CA1200317A2 Arithmetic unit for use in data processing system
01/1986
01/28/1986US4567594 In a disk storage system
01/28/1986US4567572 Fast parallel sorting processor
01/28/1986US4567568 Apparatus for dividing the elements of a Galois field
01/28/1986US4567561 Large scale integration data processor signal transfer mechanism
01/28/1986US4567386 Integrated logic circuit incorporating fast sample control
01/28/1986US4567355 Method and optical apparatus for converting residue numbers into positionally notated numbers
01/28/1986US4566595 Device for classifying handled objects
01/28/1986CA1200009A1 Digital signal processing circuit
01/22/1986EP0169030A2 Data processing circuit for calculating either a total sum or a total product of a series of data at a high speed
01/22/1986EP0168997A2 Accumulator arrangement
01/22/1986EP0168969A1 A method and digital circuit for generating an approximate sinusoidal waveform
01/22/1986EP0168787A2 Rounding unit for use in arithmetic processing of floating point data
01/22/1986EP0168406A1 Floating point condition code generation.
01/21/1986US4566076 Method of attenuating a digital signal and device for carrying out said method
01/21/1986US4566075 Table lookup multiplier employing compressed data read only memory
01/21/1986US4566064 Combinational logic structure using PASS transistors
01/16/1986WO1986000438A1 Method and apparatus for signed and unsigned bounds check
01/15/1986EP0168307A1 Microprocessor with a stop function of the event counter
01/14/1986US4564926 Information memory device with address multiplexing
01/14/1986US4564921 Full adder
01/14/1986US4564920 Multiplier with hybrid register
01/08/1986EP0166999A2 Time saving method for computing square roots on a computer having a "one bit at a time" division instruction
01/07/1986US4563751 Carry propagate adder circuit which differentially senses a carry input
01/07/1986US4563749 Floating point digital differential analyzer
01/07/1986US4563740 Method and means for automatically variably controlling display parameters
01/02/1986EP0166577A2 Information sorting and storage apparatus and method
01/02/1986EP0166523A2 Mask signal generator
01/02/1986EP0166165A1 Method and apparatus for digitally integrating digital signals, in particular for scintillation gamma camera
12/1985
12/31/1985US4562553 Floating point arithmetic system and method with rounding anticipation
12/31/1985US4562534 Data processing system having a control device for controlling an intermediate memory during a bulk data transport between a source device and a destination device
12/27/1985EP0165623A1 Carry select adder circuit
12/27/1985EP0058997B1 Digital processing circuit having a multiplication function
12/24/1985US4561065 Arithmetic processing device using sampled input data and several previous output data
12/24/1985CA1198498A1 Device for classifying handled objects
12/19/1985WO1985005705A1 AN XxY BIT ARRAY MULTIPLIER/ACCUMULATOR CIRCUIT
12/19/1985EP0067862A4 Prime or relatively prime radix data processing system.
12/18/1985EP0165147A1 Coder and decoder for parameter block coding
12/18/1985EP0164451A2 An arithmetic processing unit for executing a floating point operation
12/18/1985EP0164450A2 A carry circuit suitable for a high-speed arithmetic operation
12/17/1985US4559620 Mass memory system addressing circuit
12/17/1985US4559612 Sorting device for data words
12/17/1985US4559609 Full adder using transmission gates
12/17/1985US4559608 Arithmetic logic unit
12/17/1985CA1198220A1 Floating point digital differential analyzer
12/11/1985EP0164138A1 Data processing system with a plurality of input/output buses
12/11/1985EP0163709A1 Bit comparison circuit
12/04/1985EP0163279A2 Vector processor
12/03/1985US4556984 Frequency multiplier/divider apparatus and method
12/03/1985US4556948 Multiplier speed improvement by skipping carry save adders
11/1985
11/27/1985EP0162348A2 A method for extending the exponent range in a floating point processor
11/27/1985EP0162076A1 A method to compensate for the truncation error in a sampled signal and a device for carrying out the method.
11/26/1985US4555771 Data processing system for data base management of matrix type data
11/26/1985US4555769 Circuit apparatus for generating modulus-N residues
11/26/1985US4555768 Digital signal processing system employing logarithms to multiply and divide
11/26/1985US4555759 Selective use of restored file setups
11/19/1985US4554632 Method and apparatus for determining if a digital value lies within a range
11/19/1985US4554466 Edge-triggered latch circuit conforming to LSSD rules
11/13/1985EP0161089A2 Double precision multiplier
11/12/1985US4553218 Synchronous carry frequency divider and method of using therefor
11/12/1985US4553206 Image storage and retrieval
11/07/1985WO1985004965A1 A carry propagate adder circuit which differentially senses a carry input
11/06/1985EP0033346B1 Incrementer/decrementer circuit
11/05/1985US4551838 Logic circuit
11/05/1985CA1196422A1 Integreted circuit digital process
10/1985
10/29/1985US4550436 Parallel text matching methods and apparatus
10/29/1985US4550339 Binary divider as for a digital auto flesh circuit
10/29/1985CA1196105A1 Variable digital signal processing circuit
10/22/1985US4549280 Apparatus for creating a multiplication pipeline of arbitrary size