Patent application number | Description | Published |
20090015524 | Electro-optical device - An electro-optical device having a plurality of pixels including a plurality of EL elements, wherein the electro-optical device provides a gray scale display by controlling a period of time at which the plurality of the EL elements emit light in one frame period; the plurality of the EL elements have a first electrode and a second electrode; the first electrode is held at a constant potential; and a potential of the second electrode changes in such a manner that a polarity of an EL driving voltage, which is a difference between the potentials applied to the first and second electrodes, is inverted for each one frame period. | 01-15-2009 |
20090321753 | Light Emitting Device and Method of Manufacturing the Same - There is provided a light emitting device in which low power consumption can be realized even in the case of a large screen. The surface of a source signal line or a power supply line in a pixel portion is plated to reduce a resistance of a wiring. The source signal line in the pixel portion is manufactured by a step different from a source signal line in a driver circuit portion. The power supply line in the pixel portion is manufactured by a step different from a power supply line led on a substrate. A terminal is similarly plated to made the resistance reduction. It is desirable that a wiring before plating is made of the same material as a gate electrode and the surface of the wiring is plated to form the source signal line or the power supply line. | 12-31-2009 |
20110109604 | LIGHT-EMITTING DEVICE - There is provided an EL light-emitting device with less uneven brightness. When a drain current of a plurality of current controlling TFTs is Id, a mobility is μ, a gate capacitance per unit area is Co, a maximum gate voltage is Vgs | 05-12-2011 |
20110140997 | DISPLAY DEVICE - The present invention is intended to suppress power consumption of an EL display. In accordance with the brightness of an image to be displayed in a pixel portion, the contrast of the image is determined whether to be inverted or not, and the number of bits of the digital video signal to be input into the pixel portion is reduced, and the magnitude of a current to flow through the EL element is allowed to be maintained at a constant level even when a temperature of an EL layer changes by providing the EL display with another EL element to be used for monitoring a temperature. | 06-16-2011 |
20110315993 | Light Emitting Device and Method of Manufacturing the Same - There is provided a light emitting device in which low power consumption can be realized even in the case of a large screen. The surface of a source signal line or a power supply line in a pixel portion is plated to reduce a resistance of a wiring. The source signal line in the pixel portion is manufactured by a step different from a source signal line in a driver circuit portion. The power supply line in the pixel portion is manufactured by a step different from a power supply line led on a substrate. A terminal is similarly plated to made the resistance reduction. It is desirable that a wiring before plating is made of the same material as a gate electrode and the surface of the wiring is plated to form the source signal line or the power supply line. | 12-29-2011 |
20120235155 | DISPLAY DEVICE - The present invention is intended to suppress power consumption of an EL display. In accordance with the brightness of an image to be displayed in a pixel portion, the contrast of the image is determined whether to be inverted or not, and the number of bits of the digital video signal to be input into the pixel portion is reduced, and the magnitude of a current to flow through the EL element is allowed to be maintained at a constant level even when a temperature of an EL layer changes by providing the EL display with another EL element to be used for monitoring a temperature. | 09-20-2012 |
20130187142 | Display Device - The present invention is intended to suppress power consumption of an EL display. In accordance with the brightness of an image to be displayed in a pixel portion, the contrast of the image is determined whether to be inverted or not, and the number of bits of the digital video signal to be input into the pixel portion is reduced, and the magnitude of a current to flow through the EL element is allowed to be maintained at a constant level even when a temperature of an EL layer changes by providing the EL display with another EL element to be used for monitoring a temperature. | 07-25-2013 |
20130299802 | LIGHT-EMITTING DEVICE - There is provided an EL light-emitting device with less uneven brightness. When a drain current of a plurality of current controlling TFTs is Id, a mobility is μ, a gate capacitance per unit area is Co, a maximum gate voltage is Vgs | 11-14-2013 |
20140124773 | Display Device - The present invention is intended to suppress power consumption of an EL display. In accordance with the brightness of an image to be displayed in a pixel portion, the contrast of the image is determined whether to be inverted or not, and the number of bits of the digital video signal to be input into the pixel portion is reduced, and the magnitude of a current to flow through the EL element is allowed to be maintained at a constant level even when a temperature of an EL layer changes by providing the EL display with another EL element to be used for monitoring a temperature. | 05-08-2014 |
20140183511 | LIGHT-EMITTING DEVICE - There is provided an EL light-emitting device with less uneven brightness. When a drain current of a plurality of current controlling TFTs is Id, a mobility is μ, a gate capacitance per unit area is Co, a maximum gate voltage is Vgs | 07-03-2014 |
20140253811 | Electro-Optical Device - An electro-optical device having a plurality of pixels including a plurality of EL elements, wherein the electro-optical device provides a gray scale display by controlling a period of time at which the plurality of the EL elements emit light in one frame period; the plurality of the EL elements have a first electrode and a second electrode; the first electrode is held at a constant potential; and a potential of the second electrode changes in such a manner that a polarity of an EL driving voltage, which is a difference between the potentials applied to the first and second electrodes, is inverted for each one frame period. | 09-11-2014 |
Patent application number | Description | Published |
20090033973 | IMAGE FORMING APPARATUS, LAUNCHING METHOD OF PROGRAM IN THE APPARATUS, IMAGE FORMING SYSTEM, AND PROGRAM AND STORAGE MEDIUM THEREFOR - An image forming apparatus which is connected to an external device via a communication unit includes a launching program identification unit which stores launching program information for specifying a program module to be executed upon launching from a plurality of program modules for realizing a plurality of functions, and a program management unit which executes a program module corresponding to the launching program information when the image forming apparatus is activated, on the basis of the launching program information stored in the launching program identification unit. License information containing the identification information and launching program information of the apparatus is acquired from a PC via the communication unit. The launching program information stored in the launching program identification unit is updated on the basis of the acquired license information, thereby changing the program module to be executed upon activating the apparatus. | 02-05-2009 |
20090141299 | PROGRAM STORABLE IMAGE FORMING APPARATUS, CONTROL METHOD, AND CONTROL PROGRAM - An image forming apparatus has a first execution environment that can interpret and execute a first-format instruction for controlling the image forming apparatus, and a second execution environment that can interpret and execute a second-format instruction defined by a format that does not depend on a type of the image forming apparatus, realized in the first execution environment. The image forming apparatus includes control means for controlling processing of starting execution of the first-format instruction from the second execution environment, using a second-format predetermined instruction, recognition means for recognizing, when interpreting the second-format instruction by executing application software in the second execution environment, whether or not an instruction string to be executed is the second-format predetermined instruction, and control means for controlling the image forming apparatus by starting and executing the first-format instruction via the second-format predetermined instruction when the recognition means has recognized that the instruction to be executed is the second-format predetermined instruction, and for controlling the image forming apparatus so as to execute the second-format predetermined instruction in the second execution environment when the recognition means has recognized that the instruction to be executed is not the second-format predetermined instruction. | 06-04-2009 |
20090284781 | PROGRAM-IMPLEMENTABLE IMAGE PROCESSING APPARATUS, CONTROL METHOD FOR IMAGE PROCESSING APPARATUS, CONTROL PROGRAM FOR REALIZING CONTROL METHOD, AND MEMORY MEDIUM - An image processing apparatus is disclosed as an embodiment of the invention. The image processing apparatus which is connected to a communication network and can communicate with an outside includes operating means for allowing the user to operate the image processing apparatus, managing means for managing a program and data existing in the image processing apparatus, obtaining means for obtaining a program to control the image processing apparatus from an information processing apparatus connected via the communication network, recognizing means for recognizing an end of a process based on the program in the image processing apparatus, and deleting means for deleting the program in response to the end of the process of the program. | 11-19-2009 |
20100328700 | IMAGE FORMING APPARATUS, CONTROL METHOD, AND CONTROL PROGRAM - An image forming apparatus having a display unit for displaying a program which can be executed in the apparatus so as to be identified is disclosed. The apparatus has: an input unit for inputting a program into the image forming apparatus; a display control unit for controlling a process for displaying select keys including a plurality of select keys to instruct a selection of a desired one of a plurality of programs stored in the image forming apparatus onto a display screen displayed on the display unit; and a discriminating unit for discriminating whether the select key to instruct a selection of the program inputted by the input unit can be further displayed onto the first display screen to display the select keys corresponding to the programs registered in the image forming apparatus in response to the input of the program from the input unit or not. | 12-30-2010 |
20120120435 | IMAGE FORMING APPARATUS, CONTROL METHOD, AND CONTROL PROGRAM - An image forming apparatus having a display unit for displaying a program which can be executed in the apparatus so as to be identified is disclosed. The apparatus has: an input unit for inputting a program into the image forming apparatus; a display control unit for controlling a process for displaying select keys including a plurality of select keys to instruct a selection of a desired one of a plurality of programs stored in the image forming apparatus onto a display screen displayed on the display unit; and a discriminating unit for discriminating whether the select key to instruct a selection of the program inputted by the input unit can be further displayed onto the first display screen to display the select keys corresponding to the programs registered in the image forming apparatus in response to the input of the program from the input unit or not. | 05-17-2012 |
20120314257 | IMAGE FORMING APPARATUS, CONTROL METHOD, AND CONTROL PROGRAM - An image forming apparatus having a display unit for displaying a program which can be executed in the apparatus so as to be identified is disclosed. The apparatus has: an input unit for inputting a program into the image forming apparatus; a display control unit for controlling a process for displaying select keys including a plurality of select keys to instruct a selection of a desired one of a plurality of programs stored in the image forming apparatus onto a display screen displayed on the display unit; and a discriminating unit for discriminating whether the select key to instruct a selection of the program inputted by the input unit can be further displayed onto the first display screen to display the select keys corresponding to the programs registered in the image forming apparatus in response to the input of the program from the input unit or not. | 12-13-2012 |
20130089352 | IMAGE FORMING APPARATUS, CONTROL METHOD, AND CONTROL PROGRAM - An image forming apparatus having a display unit for displaying a program which can be executed in the apparatus so as to be identified is disclosed. The apparatus has: an input unit for inputting a program into the image forming apparatus; a display control unit for controlling a process for displaying select keys including a plurality of select keys to instruct a selection of a desired one of a plurality of programs stored in the image forming apparatus onto a display screen displayed on the display unit; and a discriminating unit for discriminating whether the select key to instruct a selection of the program inputted by the input unit can be further displayed onto the first display screen to display the select keys corresponding to the programs registered in the image forming apparatus in response to the input of the program from the input unit or not. | 04-11-2013 |
20130293914 | IMAGE FORMING APPARATUS, CONTROL METHOD, AND CONTROL PROGRAM - An image forming apparatus having a display unit for displaying at program which can be executed in the apparatus so as to be identified is disclosed. The apparatus has: an input unit for inputting a program into the image forming apparatus: a display control unit for controlling a process for displaying select keys including a plurality of select keys to instruct a selection of a desired one of a plurality of programs stored in the image forming apparatus onto a display screen displayed on the display unit; and a discriminating unit for discriminating whether the select key to instruct a selection of the program inputted by the input unit can be further displayed onto the first display screen to display the select keys corresponding to the programs registered in the image forming apparatus in response to the input of the program from the input unit or not. | 11-07-2013 |
20130318634 | IMAGE FORMING APPARATUS, LAUNCHING METHOD OF PROGRAM IN THE APPARATUS, IMAGE FORMING SYSTEM, AND PROGRAM AND STORAGE MEDIUM THEREFOR - An image forming apparatus which is connected to an external device via a communication unit includes a launching program identification unit which stores launching program information for specifying a program module to be executed upon launching from a plurality of program modules for realizing a plurality of functions, and a program management unit which executes a program module corresponding to the launching program information when the image forming apparatus is activated, on the basis of the launching program information stored in the launching program identification unit. License information containing the identification information and launching program information of the apparatus is acquired from a PC via the communication unit. The launching program information stored in the launching program identification unit is updated on the basis of the acquired license information, thereby changing the program module to be executed upon activating the apparatus. | 11-28-2013 |
Patent application number | Description | Published |
20090066432 | PLL Circuit and Semiconductor Device Having the Same - A PLL circuit includes a phase detector, a loop filter (LF), a voltage-controlled oscillator (VCO), and a frequency divider. The phase detector compares a phase of a signal Fs which is input from outside with a phase of a signal Fo/N which is input from the frequency divider. The loop filter generates a signal Vin by removing alternating current components from a signal input from the phase detector. The voltage-controlled oscillator outputs a signal Fo based on the signal Vin input from the loop filter. The frequency divider converts the signal Fo output from the voltage-controlled oscillator into Fo/N (frequency division by N), and outputs it to the phase detector. | 03-12-2009 |
20130119896 | STRAIGHT TUBE LED LAMP, LAMP SOCKET SET, AND LIGHTING FIXTURE - A straight tube LED lamp includes: a straight tube in which a plurality of light emitting diodes is housed; a first cap for forming a power feeding connection to the plurality of light emitting diodes, provided on one axial direction end side of the straight tube; and a second cap for grounding, provided on another axial direction end side of the straight tube. A first terminal for forming an electrical connection to a power feeding terminal of a first lamp socket is provided in the first cap. A second terminal for forming an electrical connection to a grounding terminal of a second lamp socket is provided in the second cap. | 05-16-2013 |
20140206217 | SOCKET AND LUMINAIRE - According to one embodiment, a socket is for mounting a straight tube type lamp by inserting a pair of lamp pins protruding from a cap of the straight tube type lamp and by rotating the pair of lamp pins to a mount position. A rotor which rotates together with the pair of lamp pins is disposed in a socket body. The rotor pushes and expands an interval between a pair of terminals in the socket body. | 07-24-2014 |