Abstract: Aspects of the invention can include an imaging step for imaging a region including a plurality of substrates arranged on a pallet having a plurality of housing units by an imaging unit, an actual applying region detecting step for detecting a region corresponding to the plurality of substrates as an actual applying region based on the result of the imaging in the imaging step, and an applying step for applying an orientation film ink from an ink jet head to the plurality of substrates based on the actual applying region. Accordingly, the invention can improve yield.
Abstract: An electro-optical device includes first and second substrates that face each other, support bodies that are interposed between both substrates so as to define a gap between both substrates, and a microlens layer that is formed between both substrates. The first substrate is a lens glass substrate that has a plurality of concave portions and the second substrate is a cover glass substrate that faces the first substrate. A thickness of the microlens layer is defined by the support bodies.
Abstract: A surface acoustic wave device, comprising a lithium-tantalate substrate and an IDT electrode that excites a pseudo-longitudinal wave type leaky surface acoustic wave in the surface of the lithium-tantalate substrate, wherein a normalized substrate thickness t/?, which is a thickness t of the lithium-tantalate substrate normalized by an IDT wavelength ?, is in a range of 1?t/??22.
Abstract: The invention provides an electro-optical device where a layer related to forming an image is formed with uniformity. An electro-optical device, that drives each of plural pixels individually arranged in two dimensions so as to display information, is provided with a group of pixels displaying the information within an effective display region among the plural pixels arranged in two dimensions. A group of plural pseudo-pixels that do not contribute to the display of the information are located adjacent to a group of pixels within the effective display region. A bank layer separates a pixel in the group of the plural pseudo-pixels from a pixel in the group of pixels in the effective display region, and shields light leaked from a space between pixels located adjacently each other within the effective display region.
Abstract: A circuit for driving an electro-optical device has a plurality of pixel portions that contain an electro-optical material responsive to an electric signal. The circuit includes a driving unit that supplies an image signal corresponding to one screen to the pixel portions in each of a plurality of unit periods into which a screen display period for displaying the one screen is divided so that the pixel portions are driven a plurality of times in the screen display period. The circuit further includes a correction unit that corrects the image signal supplied in the first unit period of the plurality of unit periods in the same screen display period with correction data. The correction data is determined using the amount of change with respect to an image signal supplied in a screen display period previous to the first unit period and a response speed of the electro-optical material to the image signal.
Abstract: A method for adjusting frequency of a surface acoustic wave device includes performing a frequency adjustment. The surface acoustic wave device includes a substrate including at least one of a lithium tantalate substrate, a lithium niobate substrate, and a lithium tetraborate substrate. The surface acoustic wave device further includes an IDT electrode formed on the substrate that excites a pseudo-longitudinal leaky surface acoustic wave. The performing includes frequency adjustment by adjusting a thickness of the substrate at a side opposite in a thickness direction to a side on which the IDT electrode is formed.
Abstract: The invention provides a reflection type liquid crystal device, and a projection type display and electronic equipment in which display defects caused by disclination are reduced, minimized or prevented from being produced for a highly fine liquid crystal display with a space between pixels made to be narrow to make it possible to provide a high-contrast and bright display. A liquid crystal device includes a liquid crystal layer sandwiched between a first substrate and a second substrate, and a first electrode and a second electrode formed on a face of the above-described second substrate on a side of the above-described liquid crystal layer. The above-described first electrode and the above-described second electrode are formed so that an electric field substantially parallel to the surface of the substrate with respect to the above-described liquid crystal layer can be applied thereto.
Abstract: A color-separating optical device (30) included in an optical device (3) separates light beam irradiated from an illumination optical device (20) into three color lights of red, green and blue. The optical device (3) includes a concave lens (50) that is disposed in an optical path of the blue light having geometric length identical with that of the green light among optical paths of the three color lights extended from the illumination optical device (20) to the respective liquid crystal panels (42R, 42G, 42B), and adapted to correct an chromatic-aberration between the green light and blue light caused by the illumination optical device (20).
Abstract: A nonvolatile memory device includes: a semiconductor layer of a first conductivity type in which a first region, a second region, and a third region are partitioned by an isolation insulating layer; a semiconductor section of a second conductivity type provided in the first region and functioning as a control gate; a semiconductor section of the first conductivity type provided in the second region; a semiconductor section of the second conductivity type provided in the third region; an insulating layer provided on the semiconductor layer in the first to third regions; a floating gate electrode provided on the insulating layer across the first to third regions; impurity regions of the first conductivity type provided on each side of the floating gate electrode in the first region; impurity regions of the second conductivity type provided on each side of the floating gate electrode in the second region and functioning as either a source region or a drain region; and impurity regions of the first conductivity
Abstract: Aspects of the invention can provide a display device capable of providing stable light control with simplified control and structure. A display device can include light sources in which light control can be performed by controlling the operating conditions. The light sources can include a plurality of lamps having light-emitting diodes (LEDs), respectively. The display device can further include an outside-air temperature sensor that measures the temperature outside the casing in which the plurality of lamps are disposed, and a light-source control unit that controls the operating conditions of the lamps on the basis of the measurement of the outside-air temperature sensor.
Abstract: A system for the conversion of digital phase shift keying (PSK) signals into digital amplitude shift keying (ASK) signals. The system consists of a power divider, PDIV, with an input, into which a PSK signal at a frequency of 2f is injected, where f is half the frequency of a carrier signal and with an even number M of outputs, from which corresponding signals, i1 . . . iM, are obtained at equal frequency and phase, connected to M argument dividers with tuneable natural resonant frequency, Div1 . . . DivM, obtaining M output signals, O1 . . . OM, from the said dividers and M-1 power combiners, PC1 . . . PCM-1, the inputs of which are connected two by two to the said M output signals, O1 . . . OM, providing M-1 ASK signals at the outputs of the said power combiners, which correspond respectively to each of the M-1 possible changes in phase of the said input PSK signal.
Type:
Grant
Filed:
September 15, 2004
Date of Patent:
December 13, 2005
Assignee:
Seiko Epson Corporation
Inventors:
Jose Ma. Lopez Villegas, Josep Samitier I Marti
Abstract: A method and an apparatus for manufacturing a device are provided. The method and the apparatus can form micro wiring without undesired wetting and spreading using an inexpensive functional-liquid supplying method. A method for forming a device, such as a radiofrequency identification tag, includes: making patterns at a plurality of sections having different degrees of affinity to the functional liquid on a substrate to form the device; and supplying the functional liquid to the selected section having high affinity to the functional liquid. Forming the plurality of sections having different degrees of affinity to the functional liquid includes, for example: supplying an organosiloxane film on the substrate, and exposing the organosiloxane film through an optical mask.
Abstract: A printing apparatus comprises a carry roller for carrying a print sheet. The carry roller has virtual circumference segments that are obtained by virtually dividing a circumference of the carry roller into a plurality of segments in a direction in which the carry roller is rotated, and said printing apparatus is capable of printing a plurality of patterns for each of said virtual circumference segments, each of said patterns corresponding to a different correction amount, and setting a correction amount corresponding to one of the patterns to each said virtual circumference segment.
Abstract: A printing apparatus includes a data receiver that receives command data from a host device and a memory that stores the command data received by the data receiver. A printer controller reads out the command data stored in the memory in a first-in-first-out order and controls the printing apparatus in accordance with the command data. A command detector is provided to detect predetermined command data within the command data received by the data receiver without storing the command data in the memory or while or before command data is stored in the memory. An off-line recovery controller enables the printing apparatus to recover from an off-line state in accordance with the predetermined command data detected by the command detector.
Abstract: A fixing device includes a fuser roller having a built-in heat source therein and an elastic member layered on the outer surface thereof; a pressure roller to be pressed against the fuser roller; a heat-resistant belt which is wound around the outer periphery of the pressure roller and is sandwiched between the pressure roller and the fuser roller so as to travel; and a belt tensioning member for tensioning the heat-resistant belt. The belt tensioning member is arranged on the upstream side in the traveling direction of the heat-resistant belt relative to the pressed portion of the fuser roller and the pressure roller and near the fuser roller beyond the tangent to the pressed portion to wrap the heat-resistant belt around the outer periphery of the fuser roller to form a nip.
Abstract: The invention prevents or substantially prevents the brightness from changing according to the number of pixels that are turned on in a display. A power supply circuit calculates the total number of pixels that are turned on using ON/OFF data RD that stipulates the ON/OFF state of the pixels 1400 and controls the output impedance of a power supply voltage that is transmitted to a display panel, so that the output impedance becomes lower as the calculated total number of the pixels increases.
Abstract: This drive device of a liquid droplet discharge head inhibits deterioration of a piezoelectric vibrator, enabling stable liquid droplets to be discharged from the liquid droplet discharge head over a long period of time. This drive device of a liquid droplet discharge head is provided with a piezoelectric vibrator 20 that extends and retracts according to a predetermined drive waveform, a drive control circuit 10 that functions as a drive control unit, and a drive wave generation circuit 30. The drive control circuit 10 drives the piezoelectric vibrator 20 by generating a drive waveform that is free of sharp edges and composed of a curved waveform based on a waveform generated by the drive waveform generation circuit 30.
Abstract: At least one developing device applies toner onto a latent image formed on an image supporter to form a toner image thereon. A belt member is stretched and circulated by a plurality of roller members. The toner image, which is to be secondarily transferred onto a recording medium, is primarily transferred onto the belt member. A fixing device heats the recording medium to fix the secondary transferred toner image thereon. A casing accommodates the image supporter, the developing device, the roller members, the belt member and the fixing device, such that the developing device and the fixing device are partitioned by the belt member, and such that one of the roller members is located at a corner portion of the casing.
Abstract: The apparatus has valve units capable of blocking respectively liquid feed paths connecting a liquid storage unit and a liquid jet head, and control unit. The control unit has a function for executing a pressure reduction step of putting the valve unit corresponding to the kind of liquid to be cleaned into an open state, simultaneously putting the other valve units into a closed state, exhausting a closed space formed by a capping unit with the head and generating a negative pressure state therein, a totally-closing step of switching the valve unit in the open state to the closed state and putting all the valve units into the closed state almost simultaneously with stopping exhausting or immediately before it, and a totally-opening step of putting all the valve units into the open state after a lapse of a predetermined time. Cleaning is executed only for a specific kind of liquid free of obstacles.
Abstract: An automatic keystone correction which enables even an inexperienced user to easily obtain an image corrected using the keystone distortion during a tilted projection. The projector detects varying of its elevation angle by using an elevation detecting module. When the angle stops varying, the projector determines that the elevation adjustment by the user ends, and executes auto keystone correction of the input image according to the elevation angle.