Patent application number | Description | Published |
20080264381 | Fuel Injection System - There is well known that the much timing of fuel injection is advanced, the much start ability of an engine is improved. However, with regard to the conventional fuel injection system, when stopping process of the engine is performed, a timer piston determining timing of fuel injection remains at a position at which the piston exists at the time that the stopping process is performed. Then, at the time of next starting of the engine, the timer piston does not often exist in the advanced angle side and the start ability may be bad. | 10-30-2008 |
20090190225 | OPTICAL MEMBER AND OPTICAL DEVICE INCLUDING THE OPTICAL MEMBER - The present disclosure relates to an optical member and an optical device including the optical member. More particularly, the present disclosure relates to an optical member whose surface is configured to be an antireflection concave-convex structure for suppressing reflection of incident light, and an optical device including the optical member. | 07-30-2009 |
20100026733 | PLASMA DISPLAY DEVICE - A plasma display device includes a plasma display panel having a plurality of discharge cells each having a data electrode, a data electrode driving circuit for driving the data electrodes, and an image signal processing circuit for performing a signal processing on an image signal and supplying the processed image signal to the data electrode driving circuit. The image signal processing circuit performs a first signal processing on an image signal to be displayed in a central region of an image region of the plasma display panel, and performs a second signal processing on an image signal to be displayed in a peripheral region of the image region. The second signal processing outputs the image signal which needs less power consumption of the data electrode driving circuit than the first signal processing. | 02-04-2010 |
20100128017 | PLASMA DISPLAY DEVICE - An image signal processing circuit of a plasma display device includes an image data replacement circuit for replacing image data for a predetermined subfield with image data having less power consumption in a data electrode drive circuit; a power calculating circuit for calculating power consumption in the data electrode drive circuit and outputting power consumption for each field as field power; a power predicting circuit for predicting the field power when the number of predetermined subfields is decreased and outputting it as predicted field power; and an SF determination circuit. The SF determination circuit increases the number of predetermined subfields when the field power is not less than a predetermined power threshold, and decreases the number of predetermined subfields when the field power is less than the predetermined power threshold and the predicted field power is less than the predetermined power threshold. | 05-27-2010 |
20100165468 | ANTIREFLECTION STRUCTURE, OPTICAL UNIT, AND OPTICAL DEVICE - An antireflection structure having a high antireflection effect is provided. | 07-01-2010 |
20100172027 | OPTICAL MEMBER - The present invention relates to an optical element and, more particularly relates to an optical element having at least one surface in which an antireflection concave-convex structure is formed. | 07-08-2010 |
20100283775 | DRIVING METHOD OF PLASMA DISPLAY DEVICE - The driving method of the plasma display device has a plurality of combination sets for display that include a different number of combinations, and has a random number generating section for generating a random number. For each of a red image signal, a green image signal, and a blue image signal, a combination set for display selected from the plurality of combination sets for display based on a predetermined selection reference is used, and disturbance based on the random number is added to the predetermined selection reference. | 11-11-2010 |
20110012938 | DRIVING METHOD OF PLASMA DISPLAY DEVICE - The driving method of the plasma display device has a plurality of combination sets for display that include a different number of combinations. The signal levels of a red image signal, a green image signal, and a blue image signal are compared with each other. For an image signal of a color that has a relatively low signal level, a combination set for display is used where the number of combinations is smaller than that in the combination set for display used for an image signal of a color that has a relatively high signal level. When the power consumption of a data electrode driving circuit is large, a combination set for display is used where the number of combinations is smaller than that in a combination set for display used for an image signal when the power consumption of the data electrode driving circuit is small. | 01-20-2011 |
20110023828 | ENGINE - An engine in which a fluctuation in the amount of fuel injection is reduced in the entire operating tolerance of the engine. The engine ( | 02-03-2011 |
20110032280 | DRIVING METHOD OF PLASMA DISPLAY DEVICE - The driving method of the plasma display device has a plurality of combination sets for display that include a different number of combinations. Respective spatial differentiations of a red image signal, a green image signal, and a blue image signal are calculated. For an image signal of a large spatial differentiation, a combination set for display is used where the number of combinations is smaller than that in the combination set for display used for an image signal of a small spatial differentiation. | 02-10-2011 |
20110050752 | PLASMA DISPLAY DEVICE AND DRIVE METHOD OF PLASMA DISPLAY PANEL - Crosstalk between adjacent discharge cells is reduced for a stable sustain discharge. A plasma display panel has scan electrodes and sustain electrodes arranged so that the positions of the corresponding scan electrode and sustain electrode are alternately interchanged in each display electrode pair, and image signal processing circuit converts an image signal into image data indicating light emission and no light emission in each discharge cell in each subfield. The image signal processing circuit generates the image data so that a combination of image data is avoided. One of two adjacent discharge cells having side-by-side scan electrodes is lit and the other of the discharge cells is unlit in one subfield of a plurality of subfields forming one field, and the one of the discharge cells is unlit and the other of the discharge cells is lit in a subfield after the one subfield in the same field. | 03-03-2011 |
20110157701 | DIFFRACTIVE OPTICAL ELEMENT AND OPTICAL DEVICE - In a diffractive optical element, a first optical member and a second optical member are stacked, and a diffraction grating is formed at an interface between the first and second optical members. The diffractive optical element is configured so that the followings fall within a predetermined range: an inter-material gradient which is a ratio of an amount of change in reference refractive indexes between the first optical member and the second optical member, to an amount of change in principal dispersions between the first optical member and the second optical member; and a blaze wavelength of the diffraction grating. | 06-30-2011 |
20110157702 | DIFFRACTIVE OPTICAL ELEMENT AND OPTICAL DEVICE - In a diffractive optical element, first and second optical members are stacked, and a diffraction grating is formed at an interface between the first and second optical members. In the diffractive optical element, an absorption coefficient α (mm | 06-30-2011 |
20110188123 | ANTIREFLECTION STRUCTURE AND OPTICAL DEVICE INCLUDING THE SAME - A diffusing plate is formed so as to have a surface having a larger surface roughness than a predetermined wavelength and having an aperiodic roughness shape. A plurality of fine concave/convex portions are formed on the surface so as to be arranged within a cycle equal to and smaller than a predetermined wavelength. | 08-04-2011 |
20110227954 | DRIVING METHOD OF PLASMA DISPLAY DEVICE - The driving method of the plasma display device has a plurality of combination sets for display that includes a different number of combinations. The signal levels of a red image signal, a green image signal, and a blue image signal are compared with each other. For an image signal of a color that has a low signal level, a combination set for display is used where the number of combinations is smaller than that in the combination set for display used for an image signal of a color that has a high signal level. | 09-22-2011 |
20110235178 | DIFFRACTIVE OPTICAL ELEMENT AND OPTICAL DEVICE - A diffractive optical element includes first and second optical members which are stacked. A diffraction grating is formed at an interface between the first and second optical members. A plurality of pores are formed in the second optical member. | 09-29-2011 |
20110235180 | DIFFRACTIVE OPTICAL ELEMENT AND OPTICAL DEVICE - A diffractive optical element includes a first optical member having a first diffraction grating with a sawtooth cross section; and a second optical member which has a second diffraction grating having a sawtooth cross section and which has a refractive index different from that of the first optical member. In the diffractive optical element, the first and second optical members are stacked so that the first and second diffraction gratings closely contact each other. Arithmetical mean roughness of a diffraction surface of the first diffraction grating is set so as to fall within a predetermined range. | 09-29-2011 |
20110261459 | DIFFRACTIVE OPTICAL ELEMENT AND OPTICAL DEVICE - A diffractive optical element includes first and second optical members which are stacked. The first optical member includes a diffraction grating in which a plurality of raised portions each having a vertical surface and a surface inclined to the vertical surface are arranged. The second optical member includes a diffraction grating in which a plurality of recessed portions are arranged, to which the raised portions are fitted. The diffraction grating of the first optical member and the diffraction grating of the second optical member are in close contact with each other. A ridge portion of the raised portion defines a curved surface. A curvature radius R (μm) of the curved surface, a pitch P (mm) of the raised portions, and a refractive index difference Δn | 10-27-2011 |
20110267487 | SOLID-STATE IMAGE PICKUP DEVICE, IMAGING DEVICE, AND DISPERSING ELEMENT - A solid-state image pickup device capable of taking more light into light receiving regions is provided. The solid-state image pickup device of the present invention includes: a photoelectric conversion unit having a plurality of light receiving regions that are two-dimensionally arrayed, the photoelectric conversion unit for photoelectrically converting light incident on each of the light receiving regions, and outputting an electric signal according to the intensity of the incident light; a lens unit comprising a plurality of converging lenses provided on an upper layer of the photoelectric conversion unit, each of the converging lens being provided corresponding to a set of continuous first to third light receiving regions; and a dispersing element provided between the photoelectric conversion unit and the lens unit, the dispersing element being formed of a medium whose refractive index varies periodically, and diffracting beams of a first wavelength band and of a third wavelength band, having been transmitted through the converging lens, and directing the beams onto the first light receiving region and the third light receiving region, and transmitting, without diffracting, a beam of a second wavelength band, having been transmitted through the converging lens, and directing the beam onto the second light receiving region. | 11-03-2011 |
20110299169 | ANTIREFLECTION STRUCTURE AND OPTICAL DEVICE INCLUDING THE SAME - A diffusing plate has a surface including a plurality of fine concave/convex portions regularly arranged within a cycle equal to or smaller than a predetermined wavelength. The surface has a larger surface roughness than the predetermined wavelength. An average value for an angle between a normal vector of the tangent plane of a roughness shape of the surface and a normal vector of a reference plane of the surface is 5 degrees or more. | 12-08-2011 |
20110320105 | Electronically Controlled Diesel Engine - An object is to provide an electronically controlled diesel engine capable of inhibiting the drastic increase of the fuel injection quantity from the fuel injection quantity before acceleration without the measurement of the relation between the number of revolutions of an engine, boost pressure, and the upper smoke limit of the fuel injection quantity. An electronically controlled diesel engine includes an judge part of an acceleration ( | 12-29-2011 |
20120169789 | METHOD FOR DRIVING PLASMA DISPLAY PANEL AND PLASMA DISPLAY DEVICE - The image display quality is improved by reducing the afterimage phenomenon of a display image on a plasma display panel. For this purpose, the image display region of the panel is divided into a plurality of regions, the difference between the luminance gradation value in the present field and that in the field immediately before the present field is calculated as the inter-field luminance difference. Then, the number of pixels where the inter-field luminance difference is lower than a predetermined luminance comparison value is counted, and the counting result is set as a first count value. The number of edges where the difference between the luminance gradation values of adjacent pixels is equal to a predetermined edge comparison value or larger is counted, and the counting result is set as a second count value. The afterimage strength level region is calculated based on the first and second count values. | 07-05-2012 |
20130148206 | OPTICAL COMPONENT - A lens includes a plurality of raised portions and recessed portions in an arrangement, and includes an antireflection structure which reduces reflection of light whose wavelength is equal to or greater than a cycle of the raised portions and a cycle of the recessed portions. The antireflection structure includes an area where a height of each of the raised portions is relatively low and a depth of each of the recessed portions is relatively shallow, and an area where a height of each of the raised portions is relatively high and a depth of each of the recessed portions is relatively deep. In the area where the height of each of the raised portions is relatively low and the depth of each of the recessed portions is relatively shallow, first and second flat surfaces are respectively provided at a top portion of the raised portion and a bottom portion of the raised portion. | 06-13-2013 |
20130321357 | DISPLAY PANEL AND DISPLAY DEVICE - In a display panel | 12-05-2013 |
20140028743 | DISPLAY DEVICE AND DISPLAY CONTROL SYSTEM - A display device | 01-30-2014 |
20140028744 | INFORMATION READING DEVICE - The present invention includes a light source unit that emits light to an information pattern including a plurality of marks that can optically be read; an image reading unit that reads information from the information pattern; and a case that houses the light source unit and the image reading unit, and has on its leading end an opening through which light from the light source unit is emitted to the information pattern and into which light for reading the information by the image reading unit is incident. The case has on its leading end a projecting portion formed to have a diameter larger than other parts of the case. | 01-30-2014 |
20140035880 | DISPLAY CONTROL SYSTEM, POINTER, AND DISPLAY PANEL - The display control system performs display control according to a position indicated by a pointer on a display panel. The display panel includes pixel regions defined by a black matrix, and a positional information pattern showing a plan position is formed in the display panel. The pointer includes a reader configured to capture an image which is at the indicated position and includes the positional information pattern. The optical system of the reader is formed to have a low resolution so that the black matrix of the display panel is removed. | 02-06-2014 |
20140093708 | OPTICAL FILM, DISPLAY PANEL, AND DISPLAY DEVICE - An optical film | 04-03-2014 |
20140184507 | DISPLAY DEVICE AND DISPLAY CONTROL SYSTEM - A display control system includes a display device including a display area in which a plurality of pixels is provided and which displays an image and a pointer device configured to indicate a location on the display area. A locational information pattern indicating the ln on the display area is provided on the display area. The locational information pattern is made of a plurality of marks which is provided in the sub pixels and absorbs or reflects light. The pointer device is configured to optically read the locational information pattern in a location indicated on the display area. The display device controls the display area such that display contents in a location corresponding to the locational information pattern read by the pointer device. | 07-03-2014 |
20140300589 | DISPLAY DEVICE AND DISPLAY CONTROL SYSTEM - A display device having a display surface includes a plurality of black lines defining a plurality of pixels; and a plurality of information patterns arranged so as to overlap the display surface and each representing information regarding a position thereof on the display surface. Each information pattern is formed by using a plurality of marks provided so as to overlap the pixels, and each mark is formed from a material that transmits visible light and absorbs or diffusedly reflects infrared light. A length of each mark in a width direction of the thickest black lines among the black lines defining the pixel overlapped by the mark is larger than a width of each thickest black line. | 10-09-2014 |
20150035811 | DISPLAY CONTROL SYSTEM, DISPLAY DEVICE, AND DISPLAY PANEL - A system includes display control system includes a display device including a display area in which a plurality of pixels are provided and which displays an image, and a digital pen configured to indicate one of positions on the display area, and performs display control in accordance with the one of the positions indicated by the digital pen. Dot patterns representing the positions on the display area are provided in the display area. The digital pen is configured to emit light to one of the positions indicated on the display area, receive reflected light of the light, and thereby read one of the dot patterns corresponding to the one of the positions. A wavelength of the light emitted from the digital pen is set such that a reflectance of each of the dot patterns is lower than that of a portion of the display area on which black is displayed. | 02-05-2015 |
20150042625 | DISPLAY CONTROL SYSTEM AND DISPLAY DEVICES - A display control system includes a display device including a display area in which a plurality of pixels is provided and which displays an image, and a pointing device configured to indicate one of positions on the display area. Position information patterns that represent the positions on the display area are provided in the display area. The pointing device is configured to optically read one of the position information patterns corresponding to the one of the positions. Each of the position information patterns is formed by a group of a plurality of marks. The half or more of the marks are provided in the sub pixels of a specific color of a plurality of different colors. | 02-12-2015 |