Patents Represented by Attorney AdvantEdge Law Group, LLC
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Patent number: 8263982Abstract: A thin film transistor includes a gate electrode and a semiconductor layer. The semiconductor layer includes a channel region, a source region, a drain region, a low-concentration impurity region provided between the channel region and the source or drain region and a high-concentration impurity region. The high-concentration impurity region overlaps with the gate electrode.Type: GrantFiled: August 11, 2009Date of Patent: September 11, 2012Assignee: Seiko Epson CorporationInventor: Hidenori Kawata
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Patent number: 8259791Abstract: In at least one embodiment of the disclosure, a digital signal processing device is configured to receive a TMDS signal and a hot-plug signal via a digital signal cable. A TMDS signal determination section is configured to determine whether the TMDS signal has been received. A hot-plug signal determination section is configured to determine whether the hot-plug signal has been received every t seconds when the TMDS signal has not been received. A digital signal determination section is configured to determine that a digital signal is present if the TMDS signal is received. A digital signal is determined absent if (a) the hot-plug signal has not been received n times (n being an integer equal to or greater than one), or (b) the hot-plug signal has been received m times (m being an integer equal to or greater than two and m being greater than n).Type: GrantFiled: February 5, 2009Date of Patent: September 4, 2012Assignee: Seiko Epson CorporationInventor: Noboru Tsukada
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Patent number: 8257540Abstract: A method of manufacturing a liquid crystal device includes forming an alignment film on each of a first large-sized substrate and a second large-sized substrate each on which a plurality of substrates are arranged by an oblique evaporation method, dividing the plurality of substrates arranged on the first large-sized substrate while holding positional information of the plurality of substrates, and bonding one of the plurality of the divided substrates and a substrate arranged on the second large-sized substrate to each other in accordance with the held positional information.Type: GrantFiled: April 1, 2011Date of Patent: September 4, 2012Assignee: Seiko Epson CorporationInventor: Takehiro Asari
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Patent number: 8258406Abstract: In at least one embodiment of the disclosure, a display device includes a first substrate and a second substrate. A layer is located between the first substrate and the second substrate. The layer includes a first region and a second region. The first region comprises an electrophoretic display layer having electrophoretic particles. The second region is located between the first region and an edge of the first substrate and includes a contact portion. The distance between the first substrate and the second substrate corresponding to the second region is smaller than the distance between the first substrate and the second substrate corresponding to the first region.Type: GrantFiled: October 5, 2010Date of Patent: September 4, 2012Assignee: Seiko Epson CorporationInventors: Takeo Kawase, Hitoshi Yamamoto, Takehisa Saeki, Tsutomu Miyamoto
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Patent number: 8246175Abstract: A lighting device that lights a discharge lamp which contains a pair of electrodes and light emission substance including mercury, includes: a first terminal connected with the electrode to which mercury easily adheres, and a second terminal connected with the electrode to which mercury is difficult to adhere; a setting unit which sets AC current supplied to the first and second terminals in a starting period from insulation break down of the discharge lamp until start of discharge between the tips of the pair of the electrodes; and a supplying unit which supplies AC current set by the setting unit to the first and second terminals, wherein the setting unit sets AC current such that the half-cycle electric quantity supplied to the first terminal becomes larger than the half-cycle electric quantity supplied to the second terminal in the initial term of the starting period under the condition in which the first terminal initially operates as cathode, and that the half-cycle electricity quantities supplied to thType: GrantFiled: December 1, 2009Date of Patent: August 21, 2012Assignee: Seiko Epson CorporationInventor: Takeshi Takezawa
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Patent number: 8247818Abstract: A semiconductor layer of a TFT is continuously formed from an inside of an open hole portion overlapping with an intersection up to an outside of the open hole portion and includes a first source/drain area electrically connected to a surface portion of the data line exposed to a bottom surface of the open hole portion, a channel area disposed on a side wall of the open hole portion, and a second source/drain area formed outside the open hole portion and electrically connected to the pixel electrode. The gate electrode of the TFT is formed inside the open hole portion so as to overlap with at least the channel area and is electrically connected to a scanning line.Type: GrantFiled: April 4, 2011Date of Patent: August 21, 2012Assignee: Seiko Epson CorporationInventor: Tatsuya Ishii
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Patent number: 8237378Abstract: A driving device adapted to drive a discharge lamp including first and second electrodes adapted to generate discharge light, a primary reflecting mirror disposed on a side of the second electrode and adapted to reflect the discharge light, a secondary reflecting mirror disposed on a side of the first electrode and adapted to reflect the discharge light. The driving device includes: a deterioration detection section adapted to detect a degree of progression of deterioration in the first and the second electrodes; and a deterioration handling section adapted to increase first anode power energy, which is supplied while the first electrode acts as an anode, in accordance with the degree of progression of the deterioration detected by the deterioration detection section.Type: GrantFiled: January 6, 2010Date of Patent: August 7, 2012Assignee: Seiko Epson CorporationInventor: Tetsuo Terashima
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Patent number: 8237837Abstract: An image input device includes: an image capture unit which captures an image of a predetermined image capture range to produce image information; an image analysis unit which, when a range specifier for specifying a partial range within the image capture range enters the image capture range of the image capture unit, detects the range specifier based on the image information, and determines the range specified by the range specifier; an expansion processing unit which performs expansion process for expanding the determined range of the image information produced by the image capture unit when the range is determined by the image analysis unit; and an image information output unit which outputs the image information subjected to the expansion process to the outside.Type: GrantFiled: February 1, 2010Date of Patent: August 7, 2012Assignee: Seiko Epson CorporationInventor: Toru Karasawa
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Patent number: 8237653Abstract: An electrophoretic display device includes a pair of substrates, an electrophoretic element that includes electrophoretic particles and that are held between the pair of substrates, and a display portion formed of a plurality of pixels. The display portion includes pixel electrodes, an opposite electrode, a first control line and a second control line. The opposite electrode is opposed to the plurality of pixel electrodes through the electrophoretic element. The first control line and the second control line are connected to each of the pixels. Each of the pixels includes a pixel switching element, a memory circuit, and a switch circuit. Switching of the switch circuit is performed by an output signal of the memory circuit to switch between a connected state where the pixel electrode is connected to the first control line and a connected state where the pixel electrode is connected to the second control line.Type: GrantFiled: March 15, 2008Date of Patent: August 7, 2012Assignee: Seiko Epson CorporationInventors: Hiroshi Maeda, Yasuhiro Shimodaira
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Patent number: 8235535Abstract: A projector which modulates light emitted from a light source and projects the modulated light, includes: a light source drive device which includes a light source drive unit for driving the light source and a light source control unit for controlling operation of the light source drive unit; and a control unit which includes a first communication unit connected with the light source control unit and a second communication unit connected with the light source drive unit, and allows the light source control unit to control operation of the light source drive unit by outputting control command from the first communication unit. The control unit determines whether the control corresponding to the control command has been normally performed, and outputs control information from the second communication unit to control the light source drive unit when it is determined that the control has not been normally performed.Type: GrantFiled: December 1, 2009Date of Patent: August 7, 2012Assignee: Seiko Epson CorporationInventor: Yoshiyuki Furumi
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Patent number: 8233749Abstract: The disclosure refers to an image processing system, projector, method and computer program product. In one example, an image processing system includes an interpolation unit that performs interpolation using an input image and a reference pixel in an input background part outside of the input image and interpolation pixels including neighboring pixels around the reference pixel, and a target pixel location determination unit that determines a location of a target pixel with respect to an image after distortion correction in a display area of an optical modulator.Type: GrantFiled: August 8, 2008Date of Patent: July 31, 2012Assignee: Seiko Epson CorporationInventor: Satoshi Aso
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Patent number: 8233002Abstract: An image transfer apparatus includes a display configured to display multiple sets of content. A display image data generator is configured to generate display image data for each of the content, at least part of the content being displayed on the display. A storage controller is configured to relate connected image projection apparatus to the generated display image data and store the display image data related to the image projection apparatus in a storage device. A transfer unit is configured to transfer the display image data to the corresponding image projection apparatus.Type: GrantFiled: October 1, 2008Date of Patent: July 31, 2012Assignee: Seiko Epson CorporationInventor: Tomohiro Nomizo
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Patent number: 8232513Abstract: A projector adapted to modulate light emitted from a light source and project the light modulated, includes: a light source lighting device adapted to perform a starting operation for starting lighting of the light source; a past result information storing section adapted to store past result information when the light source lights due to the starting operation; and a starting condition adjustment section adapted to adjust an operation condition in the starting operation to be performed later, based on the past result information stored in the past result information storing section.Type: GrantFiled: December 22, 2009Date of Patent: July 31, 2012Assignee: Seiko Epson CorporationInventor: Takaaki Ozawa
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Patent number: 8231223Abstract: A projector includes: a light source; a light modulation device which forms an image by modulating light emitted from the light source according to inputted image information; a projection optical system which projects the image formed by the light modulation device; a projection position controlling unit which controls the projection position of the image by shifting the projection optical system in the left-right direction with respect to the projection direction; a pair of left and right speakers which output sounds corresponding to audio information inputted with the image information; and a sound volume adjusting unit which separately adjusts sound volume levels of the sounds outputted from the pair of the speakers based on the control condition of the projection position provided by the projection position controlling unit.Type: GrantFiled: July 9, 2009Date of Patent: July 31, 2012Assignee: Seiko Epson CorporationInventor: Takashi Ozawa
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Patent number: 8233989Abstract: Alternative stimuli, i.e., stimuli other than the constant amplitude stimuli used in prior fitting schemes, are used to set the parameters of a hearing prosthesis, such as a cochlear implant system. The use of such alternative stimuli allows the entire fitting process to be completed in a very short time period, and generally eliminates the need for secondary adjustments. In one preferred embodiment, the alternative stimuli comprise white noise that is internally generated within the speech processor.Type: GrantFiled: April 8, 2011Date of Patent: July 31, 2012Assignee: Advanced Bionics, LLCInventors: Philip A. Segel, Edward H. Overstreet, Tracey L. Kruger, Lakshmi N. Mishra
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Patent number: 8233651Abstract: A hearing prosthesis includes both a hearing aid adapted to sense and amplify low frequency acoustic sound signals and a cochlear implant system adapted to sense high frequency acoustic sound signals. The hearing aid has a first microphone adapted to sense the low frequency acoustic sound signals, amplify these sensed low frequency acoustic sound signals, and present the resulting amplified low frequency acoustic sound signals in the ear canal of a user, thereby enabling the user to better hear these amplified sounds using his or her normal hearing processes. The cochlear implant system includes a second microphone adapted to sense the high frequency acoustic sound signals and selectively stimulate the inner ear with electrical stimulation that will be perceived as high frequency acoustic sound signals. Both the cochlear implant system and the hearing aid system are coupled to operate on the same ear of the user.Type: GrantFiled: September 3, 2009Date of Patent: July 31, 2012Assignee: Advanced Bionics, LLCInventor: Matthew I. Haller
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Patent number: 8228585Abstract: A electro-optical device is provide with a substrate, a pixel electrode provide for each pixel, a pixel transistor which is provided for each pixel more to a lower layer side through an interlayer insulating film than the pixel electrode and is connected to the pixel electrode, a periphery transistor provided in a periphery region, and a connection wire formed in the same film as the pixel electrode in a region where the interlayer insulating film and a gate insulating film included in the pixel transistor and the periphery transistor are not formed, and electrically connected to the periphery transistor.Type: GrantFiled: January 25, 2011Date of Patent: July 24, 2012Assignee: Seiko Epson CorporationInventor: Takashi Sato
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Patent number: 8228444Abstract: A projector includes: a storage portion that stores set identification name data describing the set identification name of an adjustment value set including an adjustment value for each set type for projecting images, predetermined character string data describing plural kinds of predetermined character strings usable as the set identification name and menu image data; a projecting portion that projects an identification name setting image showing the plural kinds of predetermined character strings as selectable on the basis of the predetermined character string data and the menu image data; an input portion that inputs identification name setting information describing the character string selected on the identification name setting image; and an update portion that updates the set identification name data on the basis of the identification name setting information.Type: GrantFiled: August 4, 2009Date of Patent: July 24, 2012Assignee: Seiko Epson CorporationInventor: Shunji Maruyama
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Patent number: 8228342Abstract: An image display device for displaying an image includes an image display unit that displays an image based on image data inputted from the outside, a superimposing unit that superimposes a pointer image which can be moved according to an instruction from the outside on the displayed image, a position receiving unit that receives designation of a moved position of the pointer image on the image and a highlighting unit that highlights an image in a given area which is determined based on a property of a pixel corresponding to the received moved position.Type: GrantFiled: February 16, 2009Date of Patent: July 24, 2012Assignee: Seiko Epson CorporationInventor: Fumio Koyama
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Patent number: 8223514Abstract: A DC-DC converter circuit includes a boosting circuit having at least part of a DC-DC converter; a control signal circuit that controls the boosting circuit; and a power supply unit being electrically connected to both of the boosting circuit and the control signal circuit and supplying at least the control signal circuit with electric power. The DC-DC converter includes a plurality of capacitors and switching units enabling each of the plurality of capacitors to be electrically independent, and the control signal circuit transmits a signal to the switching units when the DC-DC converter is not operating in intermittent operation thereof, the signal indicating each of the plurality of capacitors being made to be electrically independent.Type: GrantFiled: February 23, 2010Date of Patent: July 17, 2012Assignee: Seiko Epson CorporationInventor: Kiichi Kajino