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Exponent

Exponent-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Parallel computation techniques for accelerated cryptographic capabilities
Intel Corporation
April 05, 2018 - N°20180097625

Computing devices and techniques for performing modular exponentiation for a data encryption process are described. In one embodiment, for example, an apparatus may include at least one memory logic for an encryption unit to perform encryption according to rsa encryption using a parallel reduction multiplier (prm) mm process, at least a portion of the logic comprised in hardware coupled to ...
Processing denormal numbers in fma hardware
Via Alliance Semiconductor Co., Ltd.
April 05, 2018 - N°20180095749

A microprocessor includes fma execution logic that determines whether to accumulate an accumulator operand c to the partial products of multiplier and multiplicand operands a and b in the partial product adder or in a second accumulation stage. The logic calculates an exponent delta of aexp+bexp−cexp and determines the number of leading zeroes in c, if c ...
Method for tracking the navigation of a mobile carrier with an extended kalman filter
Association Pour La Recherche Developpement Des Methodes Et Processus Industriels - A.r.m.i.n.e.s.
April 05, 2018 - N°20180095159

The invention proposes a method for tracking the navigation of a mobile carrier, in which an extended kalman filter estimates, over successive iterations, a navigation state of the carrier, one iteration of the filter comprising steps of: propagating a previous navigation state of the carrier into a propagated state according to a kinematic model and/or measurements acquired by at ...
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Instruction and logic for early underflow detection and rounder bypass
Intel Corporation
March 29, 2018 - N°20180088940

A processor for floating point underflow detection includes circuitry to decode a first instruction and a floating point unit. The decoded instruction, when executed by the processor, may be for performing a fused multiply-add (fma) operation. The floating point unit includes circuitry to determine a non-normalized result of the first instruction based on a first input, a second input, and ...
Automated compilation of probabilistic task description into executable neural network specification
William Marsh Rice University
March 22, 2018 - N°20180082172

A mechanism for compiling a generative description of an inference task into a neural network. First, an arbitrary generative probabilistic model from the exponential family is specified (or received). The model characterizes a conditional probability distribution for measurement data given a set of latent variables. A factor graph is generated for the generative probabilistic model. Each factor node of the ...
Variable precision floating-point adder and subtractor
Altera Corporation
March 22, 2018 - N°20180081633

An integrated circuit may include a floating-point adder that supports variable precisions. The floating-point adder may receive first and second inputs to be added, where the first and second inputs each have a mantissa and an exponent. The mantissa and exponent values may be split into a near path and a far path using a dual path floating-point adder architecture ...
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Rich resource management incorporating usage statistics for fairness
Microsoft Technology Licensing, Llc
March 15, 2018 - N°20180077079

A system includes a processor and memory to execute an application. The application receives feedback from a target regarding ability of a plurality of resources of the target to service requests from one or more clients. The feedback includes a metric indicative of a load of each of the resources. The application calculates weights for the resources based on the ...
Method and apparatus for encoding data using a polar code
Huawei Technologies Co., Ltd.
March 15, 2018 - N°20180076929

Embodiment techniques map parity bits to sub-channels based on their row weights. The row weight for a sub-channel may be viewed as the number of “ones” in the corresponding row of the kronecker matrix or as a power of 2 with the exponent (i. E. The hamming weight) being the number of “ones” ...
Method and apparatus for encoding data using a polar code
Huawei Technologies Co., Ltd.
March 15, 2018 - N°20180076922

Embodiment techniques map parity bits to sub-channels based on their row weights. The row weight for a sub-channel may be viewed as the number of “ones” in the corresponding row of the kronecker matrix or as a power of 2 with the exponent (i. E. The hamming weight) being the number of “ones” ...
High dynamic range image information hiding method
Ningbo University
March 15, 2018 - N°20180075569

A high dynamic range image information hiding method includes embedding secret information and extracting the secret information. The step of embedding secret information includes obtaining three channel values of every pixel in an original high dynamic range image; according to every channel value and corresponding 5-bit exponent of every pixel, determining an embedding significance bit of the information to be ...
Exponential base-greater-than-2 nucleic acid amplification
Cepheid
March 08, 2018 - N°20180066304

Described herein are methods and compositions that provide highly efficient nucleic acid amplification. In some embodiments, this allows a greater than 2-fold increase of amplification product for each amplification cycle and therefore increased sensitivity and speed over conventional pcr.
Protection of a modular exponentiation calculation
Stmicroelectronics (rousset) Sas
March 01, 2018 - N°20180060040

A method of protecting a modular exponentiation calculation on a first number and an exponent, modulo a first modulo, executed by an electronic circuit using a first register or memory location and a second register or memory location, successively including, for each bit of the exponent: generating a random number; performing a modular multiplication of the content of the first ...
Methods and systems for therapeutic neuromodulation
Biosensor, Inc.
March 01, 2018 - N°20180055402

Systems, methods and computer-readable media are disclosed for providing therapeutic auditory stimulation. Consistent with disclosed embodiments, a system for providing therapeutic auditory stimulation may comprise a diagnostic unit that computes an eeg spectral density of a patient and a heart rate spectral density of a patient and provides values for one or more eeg frequency bands and one or more ...
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Variable precision floating-point multiplier
Altera Corporation
February 22, 2018 - N°20180052661

Integrated circuits with specialized processing blocks are provided. The specialized processing blocks may include floating-point multiplier circuits that can be configured to support variable precision. A multiplier circuit may include a first carry-propagate adder (cpa), a second carry-propagate adder (cpa), and an associated rounding circuit. The first cpa may be wide enough to handle the required precision of the mantissa. ...
System and method for a floating-point format for digital signal processors
Futurewei Technologies, Inc.
February 15, 2018 - N°20180046435

An embodiment of a system and method for performing a numerical operation on input data in a hybrid floating-point format includes representing input data as a sign bit, exponent bits, and mantissa bits. The exponent bits are represented as an unsigned integer including an exponent bias, and a signed numerical value of zero is represented as a first reserved combination ...
Improved compression and/or encryption of a file
Kelicomp Ab
February 08, 2018 - N°20180041334

A computing device (100), comprising a memory (240) and a controller (210), wherein said controller (210) is configured to encrypt a file (410) by transforming at least a portion of said file (410) to a number (x) and transforming the number (x) to an exponent vector (exp) comprising at least one exponent, wherein each exponent corresponds to a base in a base vector (base), and wherein ...
Vad with aortic valve opening detection
Heartware, Inc.
February 01, 2018 - N°20180028735

The present disclosure provides for methods and devices for determining the probability of a patient's aortic valve being open or closed. In one embodiment, a plurality of flow rate data points are obtained from a blood pump, a portion of the flow rate data points are identified, first and second index values characterizing properties of at least part of the ...
Integrated circuit for inverse discrete fourier transforming a frequency domain signal to a time domain ...
Sun Patent Trust
January 25, 2018 - N°20180027564

A communication apparatus includes a receiver, a combiner, and a transformer. The receiver receives signals mapped on plural frequency bands. A size of at least one of the frequency bands is a multiple of a product of two or more powers of prime numbers, which are integer numbers greater than 1 and are different from each other. An exponent for at ...
Modular exponentiation with transparent side channel attack countermeasures
Qualcomm Incorporated
January 25, 2018 - N°20180026782

A method of implementing security in a modular exponentiation function for cryptographic operations is provided. A key is obtained as a parameter when the modular exponentiation function is invoked. The key may be one of either a public key or a private key of a cryptographic key pair. Within the modular exponentiation function, the method ascertains whether the key is ...
System and method for artificial gravity fueled fluid dynamic energy generator or motor
January 25, 2018 - N°20180023538

An generator/motor that initially uses external power to spin a partially submerged low drag fluid distributor rotor that uses centrifugal force to cause fluid to flow from the center of rotation, through a plurality of euler curved penstocks, allowing the fluid to flow in a true radial direction through a high “g” artificial gravity field, ...
Nicking and extension amplification reaction for the exponential amplification of nucleic acids
Ionian Technologies, Inc.
January 25, 2018 - N°20180023130

The invention is in general directed to the rapid exponential amplification of short dna or rna sequences at a constant temperature.
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