Patent application number | Description | Published |
20080239903 | OPTICAL RECORDING MEDIUM RECORDING AND REPRODUCING APPARATUS AND TRACKING CONTROL METHOD - A tracking control is performed based on a first tracking error signal obtained from a first light beam reflected on an optical recording medium and a second tracking error signal obtained from a second light beam reflected on the optical recording medium. The first tracking error signal is corrected when recording information to or reproducing information from a first information recording layer that includes a first area facing an area on a second information recording layer with no information recorded and a second area facing an area on the second information recording layer with information recorded. | 10-02-2008 |
20090201286 | Light emitting period setting method, driving method for display panel, driving method for backlight, light emitting period setting apparatus, semiconductor device, display panel and electronic apparatus - Disclosed herein is a light emitting period setting method for a display panel wherein the peak luminance level is varied through control of a total light emitting period length which is the sum total of period lengths of light emitting periods arranged in a one-field period, including a step of setting period lengths of N light emitting periods, which are arranged in a one-field period, in response to the total light emitting period length such that the period lengths of the light emitting periods continue to keep a fixed ratio thereamong, N being equal to or higher than 3. | 08-13-2009 |
20090207193 | Lighting period setting method, display panel driving method, backlight driving method, lighting condition setting device, semiconductor device, display panel and electronic equipment - Disclosed herein is a lighting period setting method for a display panel which permits control of the peak luminance level by controlling the total lighting period length which is the sum of all lighting periods per field period, the lighting period setting method including the steps of, calculating the average luminance level across the screen based on input image data, determining light emission mode based on the calculated average luminance level, and setting the number, arrangement and lengths of lighting periods per field period according to the setting conditions defined for the determined light emission mode so as to provide the peak luminance level which is set according to the input image data. | 08-20-2009 |
20100033461 | Display panel module, semiconductor integrated circuit, driving method of pixel array section, and electronic device - A display panel module includes: a pixel array section in which a sub-pixel formed by a self-luminous element of a current-driven type and a pixel circuit configured to drive and control the self-luminous element is arranged in a form of a matrix; a signal line driving section configured to drive a signal line; a writing control line driving section configured to control writing of a potential appearing in the signal line to the sub-pixel on a basis of a first scan clock; and a power supply controlling section configured to control supply of driving power to the sub-pixel and stop of the supply of the driving power, the power supply controlling section controlling timing of the supply of the driving power defining a lighting period of the self-luminous element on a basis of a second scan clock having a higher speed than the first scan clock. | 02-11-2010 |
20100033462 | Display panel module, semiconductor integrated circuit, driving method of pixel array section, and electronic device - A display panel module includes: a pixel array section in which a sub-pixel formed by a self-luminous element of a current-driven type and a pixel circuit configured to drive and control the self-luminous element is arranged in a form of a matrix; a signal line driving section configured to drive a signal line; a writing control line driving section configured to control writing of a potential appearing in the signal line to the sub-pixel; and a power supply controlling section configured to control supply of driving power to the sub-pixel and stop of the supply of the driving power; wherein when either of a two-dimensional image and a three-dimensional image is displayed, the signal line driving section, the writing control line driving section, and the power supply controlling section operate in common driving timing set such that display periods of adjacent frames do not overlap each other. | 02-11-2010 |
20100085341 | Semiconductor integrated circuit, self-luminous display panel module, electronic apparatus, and method for driving power supply line - Disclosed herein is a semiconductor integrated circuit including a power supply line drive circuit configured to drive power supply lines connected to pixels that are arranged in a matrix on a self-luminous display panel. | 04-08-2010 |
20100091207 | Three-dimensional image system, display device, shutter operation synchronizing device of three-dimensional image system, shutter operation synchronizing method of three-dimensional image system, and electronic device - A three-dimensional image system includes: a display device including a pixel array section, a driving circuit section, and a display end timing extracting section; a transmitting section; and wearable means including a receiving section, a pair of shutter mechanisms, and a shutter driving section. | 04-15-2010 |
20100149167 | Emissive type display device, semiconductor device, electronic device, and power supply line driving method - An emissive type display device includes: a pixel array section having pixels ready for an active matrix driving system; a circuit for setting a peak luminance level of each display frame; and a driving circuit for variably controlling a total application period length of a driving voltage applied to a power supply line connected to each pixel and amplitude of the driving voltage so as to obtain a set peak luminance level, when the set peak luminance level is lower than a set value, the driving circuit dividing the driving voltage into a plurality of times of pulse waveform, and variably controlling the amplitude of the driving voltage at each output time according to the peak luminance level such that the amplitude of the driving voltage at least one output time is lower than a maximum driving voltage in a non-emission period. | 06-17-2010 |
20100188439 | LIQUID CRYSTAL DISPLAY AND DRIVING METHOD OF LIQUID CRYSTAL DISPLAY - A liquid crystal display includes: a transmissive liquid crystal display device having a display region made up of pixels arrayed in a matrix fashion. The liquid crystal display device includes a planar light source unit formed of planar light source units corresponding to respective display region units on an assumption that the display region is divided into the display region units and configured in such a manner that each planar light source unit irradiates a corresponding display region unit with light, and a drive circuit driving the liquid crystal display device and the planar light source device. The liquid crystal display device is scanned line-sequentially and the pixels making up each display region unit are scanned line-sequentially. A planar light source unit corresponding to a display region unit is held in a luminous state over a predetermined period since a line-sequential scan on the display region unit has been completed. | 07-29-2010 |
20110037786 | Display device, method for correcting luminance degradation, and electronic apparatus - A display device includes a first reference pixel section configured to be driven to emit light at a predetermined luminance, a second reference pixel section configured to be driven to emit light when an amount of luminance degradation is to be detected, and a correcting unit configured to correct luminance degradation of effective pixels that contribute to display on the basis of a detection result of luminances of the first reference pixel section and the second reference pixel section. | 02-17-2011 |
20110050867 | DISPLAY DEVICE AND CONTROL METHOD - A stereoscopic video display system includes a display device for displaying stereoscopic video, an image pickup element for generating image data, a position determiner for processing the image data received by the image pickup element to determine position information of at least one object identified in the image data, and a plurality of light output sections each having one or more light transmitters. Each light transmitter is configured to output timing signals having a signal strength based on the determined position information. The stereoscopic video display system also includes at least one set of shutter eyeglasses including a light receiving section for receiving timing signals output from at least one of the light transmitters of the light output sections. | 03-03-2011 |
20110051237 | STEREOSCOPIC IMAGE DISPLAYING DEVICE AND A METHOD OF MANUFACTURING THE SAME - A reflecting apparatus comprising: an array of reflectors including a first subset of reflectors and a second subset of reflectors, wherein the first subset of reflectors guide light toward a first viewing position and the second subset of reflectors guide light toward a second viewing position that is different from the first viewing position. | 03-03-2011 |
20110069051 | DISPLAY - A display unit including a display region including a plurality of luminescence elements, a non-display region including a plurality of luminescence elements and a photoreception element, a drive unit connected to each of the luminescence elements in the display region, a photoreception drive circuit connected to the plurality of luminescence elements in the non-display region, and a photoreception processing unit which receives a signal output from each of the plurality of luminescence elements in the non-display region and outputs a degradation signal to the drive unit, the drive unit providing a signal to the plurality of luminescence elements in the display region based on the degradation signal. | 03-24-2011 |
20110115773 | IMAGE DISPLAY AND IMAGE DISPLAY METHOD - An image display includes: a display panel in which a plurality of pixels including first display elements, respectively, are two-dimensionally arranged; a drive section deriving, from a plurality of pieces of still image data and display times of a plurality of still images based on the plurality of pieces of still image data, an accumulated display time of each first display element in each still image data when the plurality of still images are sequentially displayed from one to another, and deriving, from the accumulated display time of each first display element derived in each still image data and degradation characteristic data stored in a memory section, a correction amount of each still image data in each pixel, and further sequentially displaying a plurality of still images based on a plurality of pieces of still image data corrected with use of the obtained correction amount from one to another. | 05-19-2011 |
20110157158 | Display panel module, semiconductor integrated circuit, drive method of pixel array unit and electronic apparatus - A display panel module includes: a pixel array unit in which sub-pixels each having a current-driven self luminous device and a pixel circuit controlling the drive of the self luminous device are arranged in a matrix state; a signal line drive unit driving signal lines; a writing control line drive unit controlling writing of potentials appearing at the signal lines to the sub-pixels based on a scanning clock of a given frequency; and a power supply control unit controlling supply and stop of drive power supply with respect to the sub-pixels, which supplies drive power supply prescribing a lighting period of the self luminous devices in the unit of given plural horizontal lines at the same timing in the order of completion of signal potential writing based on the scanning clock after waiting time of a given length passes after completion of the signal potential writing of a first horizontal line in which the signal potential writing is completed first as well as controls the length of the lighting period in one frame to be the same in all horizontal lines. | 06-30-2011 |
20110157250 | DISPLAY DEVICE AND ELECTRONIC DEVICE - A display device is provided, in which an emission period may be adjusted into multiple types with reduction in cost being achieved. The display device includes: a plurality of pixels, each pixel including a plurality of individual-color sub-pixels, each sub-pixel including an individual-color light emitting element and an emission control transistor; and emission control lines connected to the pixels. The individual-color sub-pixel includes one of a first individual-color sub-pixel including an emission control transistor of a first conductive type, and a second individual-color sub-pixel including an emission control transistor of a second conductive type different from the first conductive type. One emission control line is connected in common with at least one of each of the first and second individual-color sub-pixels. | 06-30-2011 |
20110169802 | Signal processing apparatus, display apparatus, electronic apparatus, signal processing method and program - A signal processing apparatus including a conversion efficiency degradation value calculation section adapted to calculate a conversion efficiency degradation value regarding degradation of a conversion efficiency when driving current supplied to a light emitting element in each of a plurality of pixel circuits is converted into a luminance based on information regarding degradation of the conversion efficiency produced in response to lapse of light emission time of the light emitting element; a current amount degradation value calculation section adapted to calculate a current amount degradation value regarding degradation of the driving current based on information regarding degradation of the driving current produced in response to lapse of the light emission time of the light emitting element; and a correction section adapted to correct a gradation value of an image signal to be inputted to the pixel circuit based on the conversion efficiency degradation value and the current amount degradation value. | 07-14-2011 |
20110242143 | Signal processing apparatus, display apparatus, electronic apparatus, signal processing method and program - Disclosed herein is a signal processing apparatus, including: a luminance degradation information production section adapted to produce luminance degradation information regarding degradation of a luminance in accordance with a temperature condition upon emission; a luminance degradation value calculation section adapted to calculate a luminance degradation value regarding degradation of the luminance for each pixel circuit; and a correction section adapted to correct the gradation value of an image signal to be inputted to the pixel circuit based on the luminance degradation value. | 10-06-2011 |
20120010834 | INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD - Disclosed herein is an information processing device including a voltage measuring unit and a determining unit. The voltage measuring unit measures a voltage across the positive and negative terminals of a set of a plurality of dye-sensitized solar cells connected in series. The determining unit determines the number of the dye-sensitized solar cells not generating electricity according to the amount of voltage drop across the positive and negative terminals from the voltage across the positive and negative terminals in the initial state in which all the dye-sensitized solar cells of the set generate electricity at the voltage measured by the voltage measuring unit. | 01-12-2012 |
20120153724 | POWER-GENERATION CONTROL APPARATUS, POWER-GENERATION CONTROL METHOD AND POWER GENERATION SYSTEM - Disclosed herein is a power generation control apparatus including: a power generation efficiency control section configured to control the power generation efficiency of a power generation module for generating electric power in accordance with light received by the power generation module; and a power accumulation control section configured to control power accumulation into the power accumulation section accumulating electric power generated by the power generation module by detecting the power accumulation state of the power accumulation section. When the power generation module is in a state of being capable of generating electric power and if the power accumulation section is in a state of having fully accumulated electric power and if a load connected to the power accumulation section is in a state of consuming no electric power, the power generation efficiency control section controls the power generation module to generate electric power at a low power generation efficiency. | 06-21-2012 |
20120161801 | SOLAR PHOTOVOLTAIC POWER GENERATION MODULE AND INSPECTING METHOD - A solar photovoltaic power generation module includes: plural cells connected in series with one another, and generating electric powers in correspondence to lights received; and plural bypass portions bypassing the plural cells, respectively, in accordance with an operation made from an outside. | 06-28-2012 |
20120169802 | LIGHT EMITTING PERIOD SETTING METHOD, DRIVING METHOD FOR DISPLAY PANEL, DRIVING METHOD FOR BACKLIGHT, LIGHT EMITTING PERIOD SETTING APPARATUS, SEMICONDUCTOR DEVICE, DISPLAY PANEL AND ELECTRONIC APPARATUS - Disclosed herein is a light emitting period setting method for a display panel wherein the peak luminance level is varied through control of a total light emitting period length which is the sum total of period lengths of light emitting periods arranged in a one-field period, including a step of setting period lengths of N light emitting periods, which are arranged in a one-field period, in response to the total light emitting period length such that the period lengths of the light emitting periods continue to keep a fixed ratio thereamong, N being equal to or higher than 3. | 07-05-2012 |
20120174959 | PHOTOVOLTAIC POWER GENERATING MODULE AND PHOTOVOLTAIC POWER GENERATING SYSTEM - Disclosed herein is a photovoltaic power generating module including a cell, a plurality of cell groups, and a plurality of bypass sections. The cell is configured to generate power according to light received by the cell. The plurality of cell groups are formed by connecting a predetermined number of the cells in series with each other. The bypass sections are configured to bypass the respective the cell groups connected in series with each other. The cell groups are formed by respective different numbers of the cells. | 07-12-2012 |
20120212473 | TEMPERATURE CONTROL FOR DISPLAY DEVICE - A display device includes a display panel, light emitting elements, a temperature detector, and an image processing circuit. The light emitting elements are disposed in a matrix form on the display panel, a luminance of light emitting elements being controlled by a current value. The temperature detector detects a rise in temperature caused by a consumption power of a driver | 08-23-2012 |
20130127929 | LIGHTING PERIOD SETTING METHOD, DISPLAY PANEL DRIVING METHOD, BACKLIGHT DRIVING METHOD, LIGHTING CONDITION SETTING DEVICE, SEMICONDUCTOR DEVICE, DISPLAY PANEL AND ELECTRONIC EQUIPMENT - Disclosed herein is a lighting period setting method for a display panel which permits control of the peak luminance level by controlling the total lighting period length which is the sum of all lighting periods per field period, the lighting period setting method including the steps of, calculating the average luminance level across the screen based on input image data, determining light emission mode based on the calculated average luminance level, and setting the number, arrangement and lengths of lighting periods per field period according to the setting conditions defined for the determined light emission mode so as to provide the peak luminance level which is set according to the input image data. | 05-23-2013 |
20130135063 | MILLIMETER WAVEBAND FILTER AND METHOD OF VARYING RESONANT FREQUENCY THEREOF - The millimeter waveband filter includes: a transmission line that is formed by a waveguide which propagates electromagnetic waves with a predetermined frequency range of a millimeter waveband from one end to the other end in a TE10 mode; and a pair of radio-wave half mirrors that are disposed opposite each other with a space interposed therebetween so as to block the inside of the transmission line and have planar shapes and a characteristic of transmitting a part of the electromagnetic waves with the predetermined frequency range and reflecting a part thereof. In the electromagnetic waves incident from the one end side of the transmission line, a frequency component centered on a resonant frequency of a resonator, which is formed between the pair of radio-wave half mirrors, is selectively output from the other end of the transmission line. | 05-30-2013 |
20130314179 | MILLIMETER WAVEBAND FILTER AND METHOD OF MANUFACTURING THE SAME - A transmission line which allows electromagnetic waves in a predetermined frequency range of a millimeter waveband to propagate in a TE10 models formed by a first waveguide and a second waveguide. A resonator is formed by electric wave half mirrors fixed to the first waveguide and the second waveguide. The second waveguide has a structure in which a first transmission line forming body has a plate shape and has a square hole forming the first transmission line formed to pass therethrough from one surface toward an opposite surface, a second transmission line forming body has a plate shape and has a square hole forming the second transmission line formed to pass therethrough from one surface toward an opposite surface, and the first transmission line forming body and the second transmission line forming body are connectable and separable. | 11-28-2013 |
20140001859 | POWER GENERATION CONTROL APPARATUS AND POWER GENERATION CONTROL METHOD | 01-02-2014 |
20140055509 | SEMICONDUCTOR INTEGRATED CIRCUIT, SELF-LUMINOUS DISPLAY PANEL MODULE, ELECTRONIC APPARATUS, AND METHOD FOR DRIVING POWER SUPPLY LINE - A semiconductor integrated circuit and corresponding display panel and electronic apparatus. A pixel element includes a self-luminous element and a drive transistor connected to a power supply line. In an emission period of the self-luminous element, an active voltage and an intermediate voltage are sequentially applied between the power supply line and a potential line with a pulse-shaped waveform such that a predetermined luminance duration is obtained in the emission period. In a non-emission period of the self-luminous element, an off-state voltage is applied between the power supply line and the potential line so as to maintain the self-luminous element in a non-emission state. | 02-27-2014 |
20140139649 | DISPLAY DEVICE AND CONTROL METHOD - A stereoscopic video display system includes a display device for displaying stereoscopic video, an image pickup element for generating image data, a position determiner for processing the image data received by the image pickup element to determine position information of at least one object identified in the image data, and a plurality of light output sections each having one or more light transmitters. Each light transmitter is configured to output timing signals having a signal strength based on the determined position information. The stereoscopic video display system also includes at least one set of shutter eyeglasses including a light receiving section for receiving timing signals output from at least one of the light transmitters of the light output sections. | 05-22-2014 |
20140218419 | SEMICONDUCTOR INTEGRATED CIRCUIT, SELF-LUMINOUS DISPLAY PANEL MODULE, ELECTRONIC APPARATUS, AND METHOD FOR DRIVING POWER SUPPLY LINE - A semiconductor integrated circuit and corresponding display panel and electronic apparatus. A pixel element includes a self-luminous element and a drive transistor connected to a power supply line. In an emission period of the self-luminous element, an active voltage and an intermediate voltage are sequentially applied between the power supply line and a potential line with a pulse-shaped waveform such that a predetermined luminance duration is obtained in the emission period. In a non-emission period of the self-luminous element, an off-state voltage is applied between the power supply line and the potential line so as to maintain the self-luminous element in a non-emission state. | 08-07-2014 |
20140307009 | LIGHT EMITTING PERIOD SETTING METHOD, DRIVING METHOD FOR DISPLAY PANEL, DRIVING METHOD FOR BACKLIGHT, LIGHT EMITTING PERIOD SETTING APPARATUS, SEMICONDUCTOR DEVICE, DISPLAY PANEL AND ELECTRONIC APPARATUS - Disclosed herein is a light emitting period setting method for a display panel wherein the peak luminance level is varied through control of a total light emitting period length which is the sum total of period lengths of light emitting periods arranged in a one-field period, including a step of setting period lengths of N light emitting periods, which are arranged in a one-field period, in response to the total light emitting period length such that the period lengths of the light emitting periods continue to keep a fixed ratio thereamong, N being equal to or higher than 3. | 10-16-2014 |
20140333605 | SEMICONDUCTOR INTEGRATED CIRCUIT, SELF-LUMINOUS DISPLAY PANEL MODULE, ELECTRONIC APPARATUS, AND METHOD FOR DRIVING POWER SUPPLY LINE - A semiconductor integrated circuit and corresponding display panel and electronic apparatus. A pixel element includes a self-luminous element and a drive transistor connected to a power supply line. In an emission period of the self-luminous element, an active voltage and an intermediate voltage are sequentially applied between the power supply line and a potential line with a pulse-shaped waveform such that a predetermined luminance duration is obtained in the emission period. In a non-emission period of the self-luminous element, an off-state voltage is applied between the power supply line and the potential line so as to maintain the self-luminous element in a non-emission state. | 11-13-2014 |