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Megachips Corporation patents


Recent patent applications related to Megachips Corporation. Megachips Corporation is listed as an Agent/Assignee. Note: Megachips Corporation may have other listings under different names/spellings. We're not affiliated with Megachips Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Megachips Corporation-related inventors


Encryption device and memory device

A noise generation module generates power consumption noise to conceal the power consumption characteristics of a cryptographic module. The cryptographic module performs first non-linear transformation on received data, and the noise generation module performs second non-linear transformation on received data during the operational period of the first non-linear transformation.... Megachips Corporation

Projection system, projector apparatus, imaging apparatus, and projection method

Even when a high-performance imaging apparatus is not used, luminance unevenness and color unevenness of an image (video) projected on a projection plane by the projection type projector apparatus are appropriately reduced. Using a coefficient Br (0≦Br≦1) set by a coefficient setting unit, the projection system obtains, based on the... Megachips Corporation

Projection system, projector apparatus, and projection method

Provided is a projection system that easily and appropriately reduces the geometric distortion of the image projected on the projection plane. The projection circuitry 3 of the projection system 1000 projects a test image onto the projection plane. The three-dimensional shape measurement circuitry 4 measures the three-dimensional shape of the... Megachips Corporation

Image processing system and image processing method

Wavelet transformation is performed on first image data and second image data until a decomposition level becomes a decomposition level based on synthesis control data or the like, and first wavelet coefficient data and second wavelet coefficient data are thereby generated. An ROI coefficient related to an ROI and a... Megachips Corporation

Image processing system and image processing method

An ROI coefficient and a non-ROI coefficient in first wavelet coefficient data corresponding to a first target image are determined on the basis of mask data which is developed for the first wavelet coefficient data. The ROI coefficient in the first wavelet coefficient data and a coefficient in second wavelet... Megachips Corporation

Information reception system, recording medium, and information input method

An information reception device is provided with: operation surface which is adjusted to produce a characteristic index vibration by an object contact; a storage device stores candidate information (candidate information is related with the index vibration) which serves as a candidate of input information; a microphone which acquires observation information... Megachips Corporation

Projection system, projector apparatus, image capturing apparatus, and projection method

Provided is a projection system that sets an arbitrary three-dimensional shape as a projection target and properly corrects geometric distortion of a projected image even when a user's viewpoint is not fixed. A projection unit of the projector apparatus projects a test image for first adjustment. A three-dimensional shape measurement... Megachips Corporation

Semiconductor device and designing a semiconductor device

A semiconductor design apparatus computes a consumption current in a macro cell region in the semiconductor device. A first region is defined to be a first shape and size on an upper surface on at least one end of a one-side end portion of the macro cell region based on... Megachips Corporation

Blood pressure measurement apparatus and blood pressure measurement method

A blood pressure measurement apparatus includes circuitry configured to: detect a pulse of a subject, and obtain a photoplethysmography signal; and obtain estimated blood pressure of the subject based on the photoplethysmography signal. The circuitry receives parameter information, generates time information based on the photoplethysmography signal, applies a blood pressure... Megachips Corporation

State determination apparatus, state determination method, and integrated circuit

Provided is a state determination apparatus that appropriately performs pattern classification processing and/or pattern determination processing even when a map generated by the SOM technique includes discontinuous image regions. In the state determination apparatus, the matching processing unit obtains adaptability data indicating a correlation degree between template data indicating a... Megachips Corporation

Image processing apparatus

In an image processing apparatus, a first random number seed generation circuit generates a first random number seed corresponding to the line number. An image compression circuit generates compressed data by quantizing addition data acquired by adding up of first image data and a first pseudo random number generated based... Megachips Corporation

High stable oscillator for various operating mode

A frequency stable oscillator with compensation circuit, the device includes a ring oscillator circuit having S number of stages, a current generator circuit configured to generate a first current, a replica circuit having an inverter with output connected to input, configured to generate a first voltage upon dumping a second... Megachips Corporation

Encryption device, computer-readable recording medium, and encryption method

An encryption circuit includes a fundamental vector generation circuit configured to generate a random number sequence for serving as a fundamental vector based on an initial vector, an image mask generation circuit configured to generate an image mask with a mask value set for each pixel in a region to... Megachips Corporation

State estimation apparatus, state estimation method, and integrated circuit

Provided is a state determination apparatus that appropriately performs pattern classification processing and/or pattern determination processing even when a map generated by the SOM technique includes discontinuous image regions (e.g., split image regions). In the state determination apparatus, the matching processing unit obtains adaptability data indicating a correlation degree between... Megachips Corporation

Signal generation device and controlling output voltage of regulator

A signal generation device outputs a signal based on a predetermined pattern with a logic transition to a predetermined external device. The signal generation device comprises an output driver which outputs respective signals based on at least two test patterns different in the frequency of the logic transition respectively to... Megachips Corporation

Clock correction device and clock correcting method

A clock correction device performs skew adjustment and duty correction of an input clock concurrently or in parallel. The clock correction device includes a correction circuit that performs skew adjustment of an input clock by analog control using a skew adjustment signal based on a phase difference between an output... Megachips Corporation

Test circuit for memory device and semiconductor integrated device including the test circuit

A logic chip combined with a rewritable nonvolatile memory and incorporated in a semiconductor integrated device is provided with a test circuit. The test circuit reads a programmable test sequence transmitted from an external tester and stored, generates a memory control signal specific to the nonvolatile memory in accordance with... Megachips Corporation

Feature image generation apparatus, classification apparatus and non-transitory computer-readable memory, and feature image generation method and classification method

A feature image generation apparatus includes circuitry. The circuitry generates, on the basis of a processing target image in which an object appears, a first image showing the object, and generates, as a feature image showing a feature of the object, at least a part of a rotational composite image... Megachips Corporation

Object detection device

The object detection device 1 detects an object being recognized (such as a pedestrian) in a frame image 42, and identifies an area 42a where a detected object which is detected in the frame image 42 is present. A frame image 43 is input after the frame image 42. The... Megachips Corporation

Color unevenness correction device and color unevenness correction method

A color unevenness correction device is adapted to the display device that operates in accordance with the write signals supplied to a plurality of color picture elements composing one pixel in a time-division manner through a common signal line. The color unevenness correction device specifies a correction amount based on... Megachips Corporation

Scan test circuit, scan test method, and designing scan test circuit

A scan test circuit includes a scan chain formed of a plurality of sub-scan chains, an input distribution circuit, and an output compression circuit. With the use of a bypass circuit, a plurality of sub-scan chains are formed in a compression scan mode by connecting scan cell circuits of a... Megachips Corporation

Frequency calibration circuit and frequency calibration method

In the frequency calibration circuit, the digital phase-locked-loop circuit repeats a calibration operation involving outputting the digital control signal corresponding to a time difference between the first clock signal which is input from the first oscillator and has a first frequency accuracy, and the second clock signal which is input... Megachips Corporation

Image processing system and image processing method

An ROI in a first image and a second image are synthesized by synthesizing first wavelet coefficient data corresponding to the first image and second wavelet coefficient data corresponding to the second image. An ROI coefficient and a non-ROI coefficient in the first wavelet coefficient data are determined on the... Megachips Corporation

Image sensor

A light receiving element includes a first semiconductor layer of a first conductivity type to which a first potential is to be applied, a second semiconductor layer of a second conductivity type formed on the first semiconductor layer, first and second regions of the first conductivity type formed in an... Megachips Corporation

Image processor

In an earliest vertical synchronization period after sending an encoded image data is restarted, a first reference image determination circuit determines to employ a local decoded image generated in a vertical synchronization period immediately preceding a vertical synchronization period in which an error occurs among multiple local decoded images stored... Megachips Corporation

Method and device for calculating average received power

A device for calculating an indication of power of a received radio signal is disclosed. In one aspect, the device includes a receiver for receiving a plurality of logarithmic values representing a sequence of measurements of power of the received radio signal, and circuitry for determining a sum of the... Megachips Corporation

Image processing method

A setting circuit sets a quantization value per input image on the basis of a noise value of the whole input image, and a quantization circuit performs quantization on first image data to generate second image data. Quantization value based on the noise value the whole input image can realize... Megachips Corporation

Image processor

A setting circuit sets a quantization value per input image on the basis of a noise value of the whole input image, and a quantization circuit performs quantization on first image data to generate second image data. Quantization value based on the noise value the whole input image can realize... Megachips Corporation

Object detection apparatus

In an object detection apparatus 1, a window definer 11 defines a window relative to the location of a pixel in an input image 20. A classification value calculator 13 calculates a classification value indicative of the likelihood that a detection target is present in the window image contained in... Megachips Corporation

State estimation apparatus, state estimation method, and integrated circuit

Provided is a state estimation apparatus that enables more accurate and robust detection and tracking of an object by obtaining a plurality of sets of observation data for a tracking target object and estimating the internal state of the object using a plurality of likelihoods calculated from the obtained sets... Megachips Corporation

Memory controller

An object of the present invention is to provide a technique that makes it difficult to fabricate an illegal duplicate of a semiconductor storage apparatus. In a memory controller, an address acquisition unit acquires a latency-related designated address. The latency-related designated address is an address in the semiconductor memory storing... Megachips Corporation

Pattern antenna

A pattern antenna, with excellent broadband antenna characteristics, that is formed in a small area is provided. The pattern antenna includes a substrate, a first ground portion formed on a first surface of the substrate, an antenna element portion, a protruding and short-circuiting portion, and a second ground portion. The... Megachips Corporation

Random number generating device, cipher processing device, storage device, and information processing system

A random number generating device includes an uncertain circuit which outputs uncertain data, and a cipher processing device. The cipher processing device encrypts input data using a cipher function of the cipher processing device, and generates a random number including higher uniformity than data outputted from said uncertain circuit using... Megachips Corporation

Memory device, host device, and memory system

A control circuit causes a first cryptographic module to perform a dummy operation in a command processing period and a data processing period in which a second cryptographic module performs a normal operation while the first cryptographic module does not perform a normal operation.... Megachips Corporation

State estimation processor and state estimation system

A microprocessor unit (MPU) connected to external sensors is provided with an interface unit that acquires detection information acquired by the external sensors and a digital signal processor (DSP) that estimates the state of a target object on the basis of the detection information acquired by the interface part and... Megachips Corporation

01/12/17 / #20170010989

Memory system

A control circuit of a memory device feeds a first clock received from a transmission control circuit of a host device back to a reception control circuit of the host device as a second clock. The reception control circuit controls data reception from the memory device in synchronization with the... Megachips Corporation

01/12/17 / #20170013278

Image decoding apparatus and image decoding method

Circuitry configured to generate an ROI mask by determining whether each of quantized wavelet coefficients constituting quantized image data is associated with an ROI or a non-ROI in an original image on the basis of the scaling amount of the Max-shift method, generate first image data by performing inverse quantization... Megachips Corporation








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