Abstract: The present application provides a photopolymerization initiator having one or more ethylenic unsaturated bonds and one or more photopolymerization initiating functional groups in the molecule has been found. One or more kinds selected from an acrylamide group, an acrylate group, a vinyl group, an allyl group, a maleimide group, and the like can be suitably used as the ethylenic unsaturated bond, and a benzophenone compound having a specific structure can be suitably used as the photopolymerization initiating functional group.

Abstract: A coding method encodes an image by dividing the image into blocks, and comprises: dividing a coding target image into a plurality of coding unit blocks; determining whether or not to encode by dividing the coding unit block into a plurality of sub-coding unit blocks, on a basis of an edge direction and an edge strength of an edge obtained for each pixel in the coding unit block; and encoding, in a case of determining to divide the coding unit block into a plurality of sub-coding unit blocks in the determining step, a first sub-coding unit block by referencing a second sub-coding unit block inside the same coding unit block as the first sub-coding unit block.

Abstract: Provided is a photoelectric conversion apparatus including a plurality of pixels and a control unit, wherein each of the pixels includes a photoelectric conversion unit and a digital-signal output unit configured to output a digital signal based on the output of the photoelectric conversion unit, and the number of bits of the digital signal may be switched.

Abstract: The photoelectric conversion device includes pixels arranged in a plurality of columns, a plurality of output lines from which signals are output from the pixels, and a plurality of column circuits provided corresponding to the plurality of output lines. The column circuit includes first and second sample-and-hold circuits for holding first and second signals. The sample-and-hold circuits include first switches provided between the output line and each unit capacitor, and second switches provided between first electrodes of adjacent unit capacitors. The second electrodes of the unit capacitor of the first sample-and-hold circuit are connected to each other by a first interconnection, and the second electrodes of the unit capacitor of the second sample-and-hold circuit are connected to each other by a second interconnection. The second switches are arranged along a first direction parallel to the plurality of columns, and the first and second interconnections extend along the first direction.

Abstract: A fluorinated ether compound represented by A-O—(Rf1O)m—Rf2—[C(O)N(R1)]p-Q1-C(R2)[-Q2-SiR3nL3-n]2, wherein A is a C1-20 perfluoroalkyl group, Rf1 is a linear fluoroalkylene group, m is an integer of from 2 to 500, Rf2 is a linear fluoroalkylene group, R1 is a hydrogen atom or an alkyl group, p is 0 or 1, Q1 is a single bond or an alkylene group, R2 is a hydrogen atom, a monovalent hydrocarbon group or the like, Q2 is an alkylene group, R3 is a hydrogen atom or a monovalent hydrocarbon group, L is a hydrolyzable group, and n is an integer of from 0 to 2 is provided. A fluorinated ether composition and a coating liquid capable of forming a surface layer excellent in initial water/oil repellency, fingerprint stain removability, abrasion resistance, light resistance and chemical resistance, an article having a surface layer, and a method for producing it are also provided.

Abstract: A photoelectric converter comprising a pixel unit and a processor configured to process a pixel signal output from the pixel unit is provided. The processor comprises a ?? AD converter configured to convert the pixel signal into a digital signal. The ?? AD converter comprises a subtracter to which the pixel signal and a subtraction signal are input, an integrator configured to receive an output from the subtracter, a comparator configured to compare an output from the integrator with a predetermined voltage, a decimation filter configured to generate the digital signal based on an output from the comparator, a delay unit configured to delay an output from the comparator, a buffer configured to buffer an output from the delay unit, and a DA converter configured to convert an output from the buffer into an analog signal to generate the subtraction signal.

Abstract: A recording medium determination device includes a light emitter, a light detector, and a hardware processor. The light emitter emits inspection light to a recording medium. The light detector detects incident light including at least one of diffuse reflected light of the inspection light emitted to the recording medium and fluorescent light excited by the inspection light in the recording medium. The hardware processor makes a determination depending on a property of the recording medium based on a detection result of first incident light of the incident light in accordance with first inspection light of the inspection light and second incident light of the incident light in accordance with second inspection light of the inspection light obtained by the light detector. The second inspection light has an intensity whose peak wavelength is shorter than the peak wavelength of the first inspection light.

Abstract: The present invention provides an illumination optical system for illuminating an object, comprising: a first light-transmissive member and a second light-transmissive member, and a control unit configured to control drive of the first light-transmissive member and the second light-transmissive member, therein, while the control unit drives the first light-transmissive member such that an incident angle of light to the first light-transmissive member increases, the control unit drives the second light-transmissive member such that the incident angle of light to the second light-transmissive member decreases, thereby changing the intensity of the light exiting from the illumination optical system.

Abstract: According to one embodiment, a magnetic disk device includes a controller that disposes a plurality of conventional magnetic recording division regions and a plurality of shingled write magnetic recording division regions in the user data region, sets, when receiving a command to write data to a first LBA, a first conventional magnetic recording region to a first conventional magnetic recording division region, and sets, when receiving a command to write data to a second LBA, a first shingled write magnetic recording region to a first shingled write magnetic recording division region.

Abstract: A transparent substrate provided with a multilayer film includes: a transparent substrate having two main surfaces; and a multilayer film obtained by laminating a metal oxide layer and a silicon oxide layer in order on at least one of the main surfaces of the transparent substrate. SiOx in at least one silicon oxide layer in the multilayer film satisfies a relationship 1.55?x<2.00. The multilayer film has a luminous transmittance of 20% to 89% and a resistance value of 104 ?/sq or higher. x in SiOx is a value determined by depth direction composition analysis in X-ray photoelectron spectroscopy (XPS) using argon ion sputtering. When the silicon oxide layer is an outermost layer, the value of x is determined excluding a point where a sputtering time is 0 minute.

Abstract: Provided is a method and a system capable of detecting a fatigue state before damage to a rolling bearing component occurs, and capable of performing diagnosis of the fatigue state without having to disassemble the rolling bearing. A magnetic sensor arranged close to a component of a rolling machine element measures magnetic flux density in the axial direction and/or radial direction of the component, then the amount of change in magnetic flux density is calculated based on a reference magnetic flux density corresponding to the magnetic flux density before the start of use of the component, and the progression of fatigue of the rolling machine element is determined from the amount of change.

Abstract: A photoelectric conversion device comprising a pixel unit in which a plurality of pixels each comprising a photoelectric conversion element are arranged in a matrix, and a plurality of delta-sigma AD converters each configured to convert a signal output from the pixel unit into a digital signal, is provided. The plurality of delta-sigma AD converters are divided into at least two groups having different timings of starting AD conversion from each other when converting, into digital signals, signals output from the pixels selected out of the plurality of pixels via a common pixel control line.

Abstract: A photoelectric converter comprising a pixel unit and a processor configured to process a pixel signal output from the pixel unit is provided. The processor comprises a ?? AD converter configured to convert the pixel signal into a digital signal. The ?? AD converter comprises a subtracter to which the pixel signal and a subtraction signal are input, an integrator configured to receive an output from the subtracter, a comparator configured to compare an output from the integrator with a predetermined voltage, a decimation filter configured to generate the digital signal based on an output from the comparator, a delay unit configured to delay an output from the comparator, a buffer configured to buffer an output from the delay unit, and a DA converter configured to convert an output from the buffer into an analog signal to generate the subtraction signal.

Abstract: A photoelectric conversion apparatus includes a light receiving circuit configured to convert light into an electrical signal, a readout circuit configured to read out an analog signal corresponding to the electrical signal, a ?? A/D converter configured to convert the analog signal into a digital signal, and a control circuit configured to change a gain of the photoelectric conversion apparatus in accordance with a change of a driving mode of the photoelectric conversion apparatus. The analog signal read out by the readout circuit is an analog current signal. The readout circuit includes a variable resistor on a signal path for supplying the analog current signal to the ?? A/D converter. The control circuit changes the gain of the photoelectric conversion apparatus by changing a resistance value of the variable resistor.

Abstract: A photoelectric conversion device includes a first substrate including a pixel array portion, in which a plurality of photoelectric conversion portions is arranged in a two-dimensional array shape in planar view, and a first wiring pattern, and a second substrate including a machine learning portion configured to perform processing of a signal obtained from electric charge generated by the photoelectric conversion portions and a second wiring pattern, the first substrate and the second substrate being stacked on each other, wherein the first wiring pattern of the first substrate and the second wiring pattern of the second substrate are joined to each other to configure a metal joining portion, wherein a heat dissipation portion including the metal joining portion connected to the machine learning portion is located at a position overlapping the machine learning portion, and wherein the pixel array portion and the machine learning portion do not overlap each other.

Abstract: A photoelectric conversion apparatus includes a first substrate including a pixel array including a plurality of pixels, a second substrate layered on the first substrate and including an AD conversion portion including a plurality of AD conversion circuits configured to convert a signal output from the first substrate into a digital signal, wherein the second substrate further includes a plurality of signal processing units including a first signal processing unit and a second signal processing unit both configured to perform machine learning processing, wherein each of a plurality of sets includes a plurality of AD conversion circuits that differ between the plurality of sets, wherein the first signal processing unit is arranged to correspond to one of the plurality of sets, and wherein the second signal processing unit is arranged to correspond to another one of the plurality of sets.

Abstract: Provided is a photoelectric conversion device including: a pixel array including a plurality of pixels arranged to form a plurality of columns; and a column circuit arranged corresponding to each of the plurality of columns of the pixel array. The column circuit includes a sample and hold unit and a plurality of lines including a line configured to supply a potential to the sample and hold unit. The plurality of lines is commonly connected or separated in the photoelectric conversion device.

Abstract: The photoelectric conversion device includes pixels arranged in a plurality of columns, a plurality of output lines from which signals are output from the pixels, and a plurality of column circuits provided corresponding to the plurality of output lines. The column circuit includes first and second sample-and-hold circuits for holding first and second signals. The sample-and-hold circuits include first switches provided between the output line and each unit capacitor, and second switches provided between first electrodes of adjacent unit capacitors. The second electrodes of the unit capacitor of the first sample-and-hold circuit are connected to each other by a first interconnection, and the second electrodes of the unit capacitor of the second sample-and-hold circuit are connected to each other by a second interconnection. The second switches are arranged along a first direction parallel to the plurality of columns, and the first and second interconnections extend along the first direction.

Abstract: A photoelectric conversion device according to one embodiment includes: a first substrate including a pixel that includes a photoelectric conversion element; and a second substrate including a first control unit that includes a first signal processing unit configured to process a signal from the pixel, the second substrate being stacked together with the first substrate. The signal from the pixel is output to a second signal processing unit disposed at a position different from a position of the first signal processing unit, a path through which the signal from the pixel is output to the first signal processing unit is different from a path through which the signal from the pixel is output to the second signal processing unit, and the first control unit is configured to control the pixel on the basis of the signal processed by the first signal processing unit.

Abstract: A photoelectric conversion apparatus includes a second substrate including a signal processing circuit configured to perform signal processing using machine learning on a signal output from the first substrate. The second substrate is disposed on the first substrate in a multilayer structure. The signal processing circuit is so disposed to overlap with a pixel array but not overlap with a light-shielded pixel area as seen in a plan view.