Patents Assigned to Seiko Epson Corporation
  • Publication number: 20120050691
    Abstract: A projector includes: a light source that emits excitation light; a fluorescent body that converts the excitation light into fluorescence; a liquid crystal optical modulation device that modulates light output from the fluorescent body; an optical sensor that detects at least one of the excitation light passing through the fluorescent body and the fluorescence converted by the fluorescent body; and a control device that controls at least one of the light source and the liquid crystal optical modulation device based on a detection result of the optical sensor.
    Type: Application
    Filed: July 22, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Masahide TSUDA, Osamu SAITO, Kenichi SHIOIRI, Shigehiro YANASE
  • Publication number: 20120050767
    Abstract: A gamut shape prediction method of predicting a shape of a gamut expressed on a predetermined color space for an output apparatus includes: forming a plurality of target data which represents a cross-section surface along a first axis in the predetermined color space where the gamut is formed and which is used to search for boundary points of the gamut; calculating the boundary points of the target data by setting all boundary points of the target data located above or below along the first axis as references; and predicting the shape of the gamut from the calculated boundary points of each target data.
    Type: Application
    Filed: August 24, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Takashige TANAKA
  • Publication number: 20120050399
    Abstract: A liquid collection device includes a liquid ejecting head that ejects liquid, a suction-delivery unit that sucks the liquid from the liquid ejecting head and delivers the sucked liquid, a liquid collection unit that collects the liquid delivered from the suction-delivery unit, and a gas delivery unit that delivers gas to the liquid collection unit.
    Type: Application
    Filed: August 24, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Takeshi Tanaka
  • Publication number: 20120050404
    Abstract: A fluid ejecting apparatus includes a nozzle that ejects fluid; a transporting section that transports in a direction of transportation a medium on which the fluid lands; and a mist sucking section that sucks air including a mist portion when the nozzle ejects the fluid, so as to move the mist portion from a route that extends from the nozzle to the spot on the medium where the fluid lands. The mist portion is a portion of mist, which is part of the fluid ejected by the nozzle that does not land on the medium and is floating.
    Type: Application
    Filed: November 8, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kaoru KOIKE, Toshio KUMAGAI, Hiroki MATSUOKA
  • Publication number: 20120052634
    Abstract: A method of manufacturing a semiconductor device, including the following steps, forming a resin layer on a surface of a semiconductor chip, the surface is provided with a bump formed thereon, the resin layer having photosensitivity and adhesiveness, exposing an upper surface of the bump by removing a part of the resin layer right above the bump by exposing and then developing the resin layer, and bonding the semiconductor chip provided with a resin film formed of the resin layer face-down to a substrate, the bump of the semiconductor chip and a conductive section of the substrate being electrically connected by the resin film functioning as an adhesive.
    Type: Application
    Filed: November 10, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Nobuaki HASHIMOTO
  • Publication number: 20120050368
    Abstract: A liquid droplet ejection apparatus includes a writing device, a weight measuring device disposed adjacent to the writing device, and a controlling device. The writing device performs writing on a workpiece by ejecting functional liquid from at least one ink jet functional liquid droplet ejection head while moving the functional liquid droplet ejection head relative to the workpiece. The weight measuring device measures an amount of ejected droplets from a weight of the functional liquid ejected from the functional liquid droplet ejection head. The controlling device controls a driving power for the functional liquid droplet ejection head on the basis of a measurement result input from the weight measuring device.
    Type: Application
    Filed: November 4, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Kenji KOJIMA
  • Publication number: 20120051191
    Abstract: A time adjustment device having a time information generating unit that generates and outputs time information containing internal time data; a reception unit that receives satellite signals transmitted from a positioning information satellite in subframe information units; an external input unit that generates, through manual operation thereof, command information that instructs the reception unit to enter a reception mode; a reception timing start setup unit that, when in the reception mode, sets the start time of reception so that the subframe information units are acquired at the time determined by the internal time data; and a corrected time information storage unit that stores the satellite-time-related information as corrected time information.
    Type: Application
    Filed: November 8, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Teruhiko Fujisawa
  • Publication number: 20120049172
    Abstract: A film-forming ink includes: film-forming materials containing a ?-conjugated compounds; and a liquid medium which is capable of dissolving or dispersing the film-forming material and containing a compound represented by the following formula (I), wherein the compound is one in which the substituent of at least one of R1 to R6 is a linear or branched alkyl group, and the molecular structure of the one substituent is larger than the molecular structure of another substituent, and thus, the molecular weight of the whole molecule is biased towards the side where the one substituent is present.
    Type: Application
    Filed: August 19, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Shotaro WATANABE, Masashi GOTO
  • Publication number: 20120050242
    Abstract: An integrated circuit device generates drive waveforms which can be adapted to a plurality of panels by a function of setting a repetition period, the function setting which of periods in a drive waveform pattern is to be repeated, and a function of setting the number of times, the function setting what number of times the set period is to be repeated.
    Type: Application
    Filed: August 31, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Keisuke HASHIMOTO, Shigeaki KAWANO
  • Publication number: 20120051822
    Abstract: A grounding structure achieves a conductive state between members by making contact with the members. One member includes a screw-shaped portion in at least part of the member, and the other member includes an anchoring portion that engages with the screw-shaped portion of the one member under a biasing force in an interlocked state.
    Type: Application
    Filed: August 26, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Yasushi YAJIMA, Daisuke HIRUMA, Ryo HAMANO, Norihito HARADA
  • Publication number: 20120051821
    Abstract: A dot impact printer including a printhead unit having a wire dot head that strikes an ink ribbon against a recording medium to print, and a head support frame that supports the wire dot head; a path forming member that forms the recording medium conveyance path at the printing position of the wire dot head; and a first contact group having at least three contact points disposed to the head support frame that contact the path forming member proximally to the wire dot head for positioning to the path forming member in the head pin projection direction.
    Type: Application
    Filed: August 30, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Choji MOROZUMI
  • Publication number: 20120049969
    Abstract: A surface acoustic wave resonator has a quartz crystal substrate having Euler angles of (?=0°, 110°???150°, 88°???92°) and an IDT having a plurality of electrode fingers disposed on the quartz crystal substrate, and using a surface acoustic wave as an excitation wave, a plurality of grooves arranged in a propagation direction of the surface acoustic wave to form stripes is disposed on the quartz crystal substrate, and the electrode fingers are disposed one of between the grooves and inside the grooves.
    Type: Application
    Filed: August 18, 2011
    Publication date: March 1, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takuya OWAKI, Kunihito YAMANAKA
  • Patent number: 8124250
    Abstract: An organic electronic device includes: a pair of electrodes, an organic film layer containing an organic substance having a benzothiadiazole skeleton, a metal oxide layer provided on the organic film layer by vacuum vapor deposition, and an interface formed between the pair of electrodes out of the organic film layer and the metal oxide layer.
    Type: Grant
    Filed: May 8, 2008
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Katsuyuki Morii
  • Patent number: 8123366
    Abstract: An illumination device includes a light source device including an ellipsoidal reflector with a reflecting concave surface and a light emitting tube having an emission center in the vicinity of a first focal position of the ellipsoidal reflector, and defining a first focal position and a second focal position of the ellipsoidal reflector in a cross-sectional plane in a first virtual plane including a center axis of the ellipsoidal reflector as F1 and F2, respectively, and defining a first focal position and a second focal position of the ellipsoidal reflector in a cross-sectional plane in a second virtual plane including a center axis of the ellipsoidal reflector and perpendicular to the first virtual plane as F1? and F2?, respectively, the ellipsoidal reflector has a rotationally asymmetrical concave shape having F1 and F1? at the same position, and F2 located between the F2? and the ellipsoidal reflector.
    Type: Grant
    Filed: August 19, 2008
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Koichi Akiyama
  • Patent number: 8123328
    Abstract: An ink chamber is formed with a vent port allowing atmospheric air to enter therein and an ink outlet from which ink is taken out. An optical member has an ink contact face capable of contacting with ink contained in the ink chamber. The ink contact face includes a detection face at which a remaining amount of ink in the ink chamber is optically detected in accordance with an amount of air entered into the ink chamber via the vent port. A first ink absorbing member is disposed in the vicinity of the ink contact face, and capable of absorbing the ink in the ink chamber.
    Type: Grant
    Filed: March 25, 2010
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventors: Yukihiro Hanaoka, Koji Yamada, Hiroyuki Nakayama, Manabu Yamada
  • Patent number: 8125419
    Abstract: An electro-optical device includes a unit circuit and a signal generating circuit. The unit circuit includes a first element section that controls a first electro-optical element to a gradation level corresponding to a level of a data signal, and a second element section that controls a second electro-optical element to a gradation level corresponding to a level of a data signal. When data signals having an identical level are applied to the first element section and the second element section, the gradation level of the first electro-optical element is lower than the gradation level of the second electro-optical element. The signal generating circuit generates data signals having different levels according to a gradation value specified for the unit circuit.
    Type: Grant
    Filed: April 11, 2007
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Kasori Takahashi
  • Patent number: 8125383
    Abstract: A positioning method includes (a) adding cumulatively each of an I component and a Q component of a received signal of a positioning signal per polarity, the positioning signal being spread-modulated with a spread code reversed in polarity by a navigation data, (b) calculating sum of squares of the results of the cumulative addition in step (a), (c) executing correlation calculation of the sum of squares calculated in step (b) with a replica code of the spread code, and (d) executing predetermined positioning calculation based on the result of the correlation calculation in step (c) to perform positioning of the present location.
    Type: Grant
    Filed: January 12, 2009
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventors: Maho Terashima, Akira Kimura
  • Patent number: 8125506
    Abstract: An electro-optical device includes a potential generating circuit that generates a first power supply potential and a second power supply potential that is different from the first power supply potential; a first signal processing circuit that selectively outputs one of a first high potential and a first low potential according to a data signal at one of at least three levels; a second signal processing circuit that selectively outputs one of a second high potential that is different from the first high potential and a second low potential that is different from the first low potential according to the data signal; a first current source that generates a first current in accordance with an output of the first signal processing circuit and the first power supply potential; a second current source that generates a second current in accordance with an output of the second signal processing circuit and the second power supply potential; and an electro-optical element that provides a tone level according to the fi
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Shinsuke Fujikawa
  • Patent number: 8126025
    Abstract: A laser light source apparatus includes a first laser array light source that emits first-wavelength light, and a second laser array light source that emits second-wavelength light, the second wavelength being different from the first wavelength. The first laser array light source includes a first fundamental wave laser array that produces first fundamental wave light having a first original wavelength, and a first wavelength conversion element that wavelength-converts the first fundamental wave light into the first-wavelength light. The second laser array light source includes a second fundamental wave laser array that produces second fundamental wave light having a second original wavelength different from the first original wavelength, and a second wavelength conversion element that wavelength-converts the second fundamental wave light into the second-wavelength light.
    Type: Grant
    Filed: January 15, 2008
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Takashi Takeda
  • Patent number: 8125676
    Abstract: A sticky note printing system has: a sticky note printer which prints on a topmost sticky note of a bundle of sticky notes formed by laminated sticky notes, of which one ends are glued to be peeled off each other; and an image forming apparatus which forms an image data to be printed on the sticky note. The sticky note printer prints on the sticky note based on the image data formed by the image forming apparatus. The image forming apparatus has an image forming device which forms the image data. The sticky note printer has an image rotation device which rotates the formed image data by a predetermined angle and a printing device which prints based on the image data rotated by the image rotation device.
    Type: Grant
    Filed: March 6, 2008
    Date of Patent: February 28, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Makoto Takada