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30results about How to "Effect on image quality" patented technology

Protecting agent for image bearing member and production method therefor, protection layer forming apparatus, image forming method, image forming apparatus, and process cartridge

To provide an image bearing member protecting agent that includes at least a hydrophobic organic compound and an amphiphile organic compound. Preferred embodiments are that the hydrophobic organic compound is a hydrocarbon wax, and the hydrocarbon wax is at least a wax selected from normal paraffins, isoparaffins, and cycloparaffins; and that the amphiphile organic compound is an polyalcohol esterified compound including a nonionic surface active surfactant, and the nonionic surface active surfactant is an alkyl carboxylic acid represented by a structural formula, CnH2n+1COOH.
Owner:RICOH KK

Imaging apparatus and imaging method

The resolution, frame rate, or both can be improved when imaging moving subjects in an imaging apparatus using a CMOS image sensor. The imaging apparatus has an image sensor having a two-dimensional array of pixels. Each of the pixels includes an element operable to produce an electric charge by photoelectrically converting light from an imaged subject and a part operable to accumulate the produced charge and output an accumulated charge or a signal representing the accumulated charge. The imaging apparatus also has an area control unit operable to define a specified area of the image sensor containing a plurality of pixels and an area density control unit operable to specify a density of pixels read from the specified area defined by the area control unit.
Owner:GK BRIDGE 1

Metering blade suspension system

A metering blade suspension system utilizes a leaf spring that performs multiple combined functions such as supporting a metering blade assembly, controlling the angle, position and / or load of the blade assembly while allowing the assembly to pivot in a quasi-frictionless motion, locking the blade assembly in place, providing an electrical connection and / or bleeding static charge.
Owner:XEROX CORP

Power converter for powering an MRI gradient coil and method of operating a power converter

A power converter for powering a gradient coil (22) of a magnetic resonance examination system, comprising: a plurality of essentially identical switching cells (14, 16, 18), each switching cell (14, 16, 18) having a plurality of switching members (52) that are provided to switch between a conducting state configuration and an essentially non-conducting state configuration, and the switching cells (14, 16, 18) being provided to switch at at least a fundamental switching frequency fSW and in a pre-determined temporal relationship to each other, a pulse control unit (20) provided to control the pre-determined temporal relationship of switching of the switching cells (14, 16, 18) by providing switching pulses to the switching members (52) of the switching cells (14, 16, 18), wherein the pulse control unit (20) is provided to determine a correction for the pre-determined temporal relationship of the switching of the switching cells (14, 16, 18) from at least one electrical quantity each of each one of the plurality of switching cells (14, 16, 18), and to adjust the pre-determined temporal relationship according to the determined correction, such that at least one electrical quantity of a power converter output essentially has a zero amplitude at the fundamental switching frequency fSW; and a method of operating a power converter, particularly for powering a gradient coil (22) of a magnetic resonance examination system, for compensating inductance asymmetries.
Owner:KONINKLJIJKE PHILIPS NV

Lithographic apparatus and device manufacturing method

An immersion lithographic apparatus includes a voltage generator or power source that applies a potential difference to an object in contact with the immersion liquid such that bubbles and / or particles in the immersion liquid are either attracted or repelled from that object due to the electrokinetic potential of the surface of the bubble in the immersion liquid.
Owner:ASML NETHERLANDS BV

Color adjustment method for color sequential liquid crystal display

A color adjustment method for a color sequential liquid crystal display (LCD) having at least one white light source is provided. In the color adjustment method, firstly, an original image signal is converted into a target color point located in a chromaticity diagram in a color space. Then, a modified image signal having white data is calculated according to the original image signal. Afterwards, the modified image signal is converted into a main color point located in the chromaticity diagram by using a matrix group. Then, a plurality of subfield data are calculated according to the main color point and the target color point. The subfield data are used for enabling the main color point to fall on the target color point.
Owner:CHUNGHWA PICTURE TUBES LTD

Superconducting, actively shielded magnet

A superconducting, actively shielded magnet has a first and second superconducting coil modules that generate a homogeneous magnetic field in a first direction in an operating volume of the magnet and that reduces the scatter magnetic field in an environment of the magnet. A third superconducting coil module is arranged in proximity to the first and second coil modules. The third coil module is fashioned to generate a compensation gradient field given occurrence of an interference gradient field in the environment so that the effect of the interference gradient field in the operating volume is reduced.
Owner:SIEMENS HEALTHCARE GMBH

Monolithic optical mount

The invention relates to a monolithic optical mount, which is divided by a plurality of cutouts into a stationary outer mount ring, a laterally adjustable inner mount ring, and manipulator units that are arranged with uniform offset from each other and formed by the remaining material connections. The cutouts have a uniform constant width and can therefore advantageously be produced by milling. The manipulator units have a simple geometrical design in the form of T- or L-shaped webs.
Owner:JENOPTIK OPTICAL SYST

Acrylic copolymer, optical film, polarizing plate and liquid crystal display device

There are provided an optical film having both low orientation birefringence and low photoelastic birefringence and, at the same time, having excellent transparency and heat resistance, and a polarizing plate including the optical film and a liquid crystal display device. An acrylic copolymer according to the present invention includes as constituent units 0.5 to 35% by mass of N-aromatic substituted maleimide units and 60 to 85% by mass of alkyl (meth)acrylate units having a negative intrinsic birefringence in terms of a homopolymer.
Owner:KEIO UNIV +1

Information processing apparatus, control method thereof, and storage medium

An information processing apparatus includes a first developing unit configured to develop an image, a second developing unit by which a developed image better than a developed image developed by the first developing unit is obtained, an estimation unit configured to estimate an improvement effect of a quality of the developed image obtained using the second developing unit instead of the first developing unit, and a notification unit configured to notify content based on the improvement effect estimated by the estimation unit.
Owner:CANON KK
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