Patents by Inventor Tadayuki Okamoto
Tadayuki Okamoto has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10909928Abstract: An image display apparatus including multiple pixel elements which are configured to display an image, a first power source which is configured to apply a voltage to the multiple pixel elements, a counter which is configured to output counter signals, a ramp generator which is configured to receive the counter signals and output ramp signals according to the counter signals, a second power source which is configured to apply a voltage to the multiple pixel elements according to the ramp signals, an amplifier which is configured to output a trigger signal in case that a first pixel element in the multiple pixel elements outputs an electric current, a data driver which is configured to output a counter value according to the counter signal and the trigger signal, and a buffer which is configured to store the counter value.Type: GrantFiled: June 23, 2017Date of Patent: February 2, 2021Assignee: Huawei Technologies Co., Ltd.Inventor: Tadayuki Okamoto
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Publication number: 20200219448Abstract: An image display apparatus including: multiple pixel elements which are configured to display an image; a first power source which is configured to apply a voltage to the multiple pixel elements; a counter which is configured to output counter signals; a ramp generator which is configured to receive the counter signals and output ramp signals according to the counter signals; a second power source which is configured to apply a voltage to the multiple pixel elements according to the ramp signals; an amplifier which is configured to output a trigger signal in case that a first pixel element in the multiple pixel elements outputs an electric current; a data driver which is configured to output a counter value according to the counter signal and the trigger signal; and a buffer which is configured to store the counter value.Type: ApplicationFiled: June 23, 2017Publication date: July 9, 2020Inventor: Tadayuki Okamoto
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Patent number: 8537407Abstract: The data transfer rate of memory disposed in an image reading device is improved. The image reading device has an image scanning sensor and memory that stores correction data, and while writing the captured image data to memory reads the correction data and applies a correction processes to the image data.Type: GrantFiled: October 20, 2010Date of Patent: September 17, 2013Assignee: Seiko Epson CorporationInventor: Tadayuki Okamoto
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Patent number: 8102228Abstract: [PROBLEM] By simplifying a core securing structure of a reactor, miniaturization, lightweight, and low costs of the reactor are achieved. [SOLVING MEANS] The core securing member to secure a core 109 in a case 101 in the reactor wherein the core 109 and the coil 105 are housed in the case 101 is made up of a first spring portion S1 which gives momentum to a side face of the core 109 in a horizontal direction and a second spring portion S2 which gives momentum to an upper face of the core 109 in a vertical direction. Moreover, a stopper portion to restrict popping of the core from the case and the second spring portion are integrally formed with a notch being interposed between the stopper and the second spring portion so that the stopper portion covers part of an upper face of the core.Type: GrantFiled: March 7, 2007Date of Patent: January 24, 2012Assignee: Tamura CorporationInventor: Tadayuki Okamoto
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Patent number: 8035469Abstract: The present invention provides a fixing structure and a fixing member for a stationary induction apparatus, which can easily and inexpensively be assembled with a small number of constituent elements, and which are capable of reliable fixation. A fixing portion 4 which fixes the core 2 of a reactor to a case 1 is provided. The fixing portion 4 has a slide block 40 in contact with the core 2; a fixing bolt 42 which fixes the slide block 40 with respect to the case 1; and a slide base 41 provided between the slide block 40 and the case 1, and fixed to the case 1 together with the slide block 40. The slide block 40 and the slide base 41 have inclined faces 40d, 41b in mutual contact, and the slide block 40 has a first impelling portion 40a which impels the core 2 in a vertical direction and a second impelling portion 40b which impels the core 2 in a horizontal direction, according to fastening by the fixing bolt 42.Type: GrantFiled: January 24, 2008Date of Patent: October 11, 2011Assignee: Tamura CorporationInventors: Tadayuki Okamoto, Kensuke Maeno
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Publication number: 20110096370Abstract: The data transfer rate of memory disposed in an image reading device is improved. The image reading device has an image scanning sensor and memory that stores correction data, and while writing the captured image data to memory reads the correction data and applies a correction processes to the image data.Type: ApplicationFiled: October 20, 2010Publication date: April 28, 2011Applicant: SEIKO EPSON CORPORATIONInventor: Tadayuki Okamoto
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Publication number: 20110096362Abstract: Improving the data transfer rate of memory in an image reading device. An image reading device includes an image reading sensor that captures an image of a subject, memory that has a storage area divided into a plurality of banks, each of the plurality of banks having an image data storage area with a capacity for storing image data of the captured image, and a memory control unit that writes a portion of the image data to the image data storage area of an accessed bank and then changes the bank accessed for writing a subsequent portion of the image data so that the image data is stored in the plurality of banks segmented into data units that are smaller than the data capacity of an image data storage area.Type: ApplicationFiled: September 16, 2010Publication date: April 28, 2011Applicant: SEIKO EPSON CORPORATIONInventor: Tadayuki Okamoto
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Publication number: 20100026434Abstract: The present invention provides a fixing structure and a fixing member for a stationary induction apparatus, which can easily and inexpensively be assembled with a small number of constituent elements, and which are capable of reliable fixation. A fixing portion 4 which fixes the core 2 of a reactor to a case 1 is provided. The fixing portion 4 has a slide block 40 in contact with the core 2; a fixing bolt 42 which fixes the slide block 40 with respect to the case 1; and a slide base 41 provided between the slide block 40 and the case 1, and fixed to the case 1 together with the slide block 40. The slide block 40 and the slide base 41 have inclined faces 40d, 41b in mutual contact, and the slide block 40 has a first impelling portion 40a which impels the core 2 in a vertical direction and a second impelling portion 40b which impels the core 2 in a horizontal direction, according to fastening by the fixing bolt 42.Type: ApplicationFiled: January 24, 2008Publication date: February 4, 2010Inventors: Tadayuki Okamoto, Kensuke Maeno
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Publication number: 20090108971Abstract: [PROBLEM] By simplifying a core securing structure of a reactor, miniaturization, lightweight, and low costs of the reactor are achieved. [SOLVING MEANS] The core securing member to secure a core 109 in a case 101 in the reactor wherein the core 109 and the coil 105 are housed in the case 101 is made up of a first spring portion S1 which gives momentum to a side face of the core 109 in a horizontal direction and a second spring portion S2 which gives momentum to an upper face of the core 109 in a vertical direction. Moreover, a stopper portion to restrict popping of the core from the case and the second spring portion are integrally formed with a notch being interposed between the stopper and the second spring portion so that the stopper portion covers part of an upper face of the core.Type: ApplicationFiled: March 7, 2007Publication date: April 30, 2009Inventor: Tadayuki Okamoto
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Patent number: 7413458Abstract: In a socket for electrical parts of the present invention, a fixed contact piece—a counterpart to the movable contact piece—is formed on a contact pin arranged on the socket body, a fixed-side contact portion which is designed to contact a lower side of the IC lead of the IC package is formed on the fixed contact piece, while a plurality of slits vertically penetrating a mold guide is formed spaced apart with a predetermined distance and the movable-side contact portions are inserted into slits respectively in order for an upper edge portion of the movable-side contact portion to be faced upward.Type: GrantFiled: July 3, 2007Date of Patent: August 19, 2008Assignee: Enplas CorporationInventors: Junichi Miyaaki, Tadayuki Okamoto
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Publication number: 20080009168Abstract: In a socket for electrical parts of the present invention, a fixed contact piece—a counterpart to the movable contact piece—is formed on a contact pin arranged on the socket body, a fixed-side contact portion which is designed to contact a lower side of the IC lead of the IC package is formed on the fixed contact piece, while a plurality of slits vertically penetrating a mold guide is formed spaced apart with a predetermined distance and the movable-side contact portions are inserted into slits respectively in order for an upper edge portion of the movable-side contact portion to be faced upward.Type: ApplicationFiled: July 3, 2007Publication date: January 10, 2008Applicant: ENPLAS CORPORATIONInventors: Junichi Miyaaki, Tadayuki Okamoto
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Patent number: 7120812Abstract: A power supply control apparatus for reducing the frequency of running a specific process in an electronic device when the device power turns on or off too soon after being turned off by monitoring the operating state of the power switch. When the power supply control apparatus detects an operation turning the power to the hybrid processing apparatus 1 off, the power supply control apparatus continues supplying power for as long as needed to complete a given shutdown process. However, if the power supply control apparatus 50 detects an operation turning the device power on again after the power supply stops but before reaching a predetermined reset voltage a reset and restart command is applied to the electronic device.Type: GrantFiled: March 11, 2005Date of Patent: October 10, 2006Assignee: Seiko Epson CorporationInventors: Mitsuaki Teradaira, Toshiki Takei, Tadayuki Okamoto
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Publication number: 20050200313Abstract: A power supply control apparatus for reducing the frequency of running a specific process in an electronic device when the device power turns on or off too soon after being turned off by monitoring the operating state of the power switch. When the power supply control apparatus detects an operation turning the power to the hybrid processing apparatus 1 off, the power supply control apparatus continues supplying power for as long as needed to complete a given shutdown process. However, if the power supply control apparatus 50 detects an operation turning the device power on again after the power supply stops but before reaching a predetermined reset voltage a reset and restart command is applied to the electronic device.Type: ApplicationFiled: March 11, 2005Publication date: September 15, 2005Inventors: Mitsuaki Teradaira, Toshiki Takei, Tadayuki Okamoto
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Patent number: 6899558Abstract: A socket for an electrical part comprises: a socket body on which an accommodation surface portion for accommodating the electrical part is provided; a plurality of contact pins provided on the socket body to be capable of contacting and separating from a terminal of the electrical part; and a movable plate relatively movable with respect to the socket body, the contact pin comprising an elastic piece which is elastically deformable and a contact portion provided on the front end portion of the elastic piece; the contact portion being displaced with the deformation of the elastic piece so as to separate the contact portion from the solder ball of the electrical part, wherein the solder ball is separated from the contact portion, when the solder ball is stuck to the contact portion, by abutting the solder ball against a back surface of the contact portion of another contact pin adjacent to the contact pin to which the solder ball is stuck.Type: GrantFiled: March 7, 2003Date of Patent: May 31, 2005Assignee: Enplas CorporationInventor: Tadayuki Okamoto
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Patent number: 6679715Abstract: A socket to be electrically connected to a terminal of an electrical part and having a socket body and upper and lower contact pins to contact and separate from the terminal of the electrical part. The upper contact pin includes an upper contact portion contacting an upper surface of the terminal, and the lower contact pin includes a lower contact portion contacting a lower surface of the terminal. When an operation member is reciprocally moved relative to the socket body, the upper contact portion contacts and separates, respectively, from the upper surface of the terminal. The socket body is provided with a partition wall section formed with a plurality of slits, into each of which at least a portion of the lower contact pin is inserted. The partition wall section is provided between the lower contact portions with a protruded portion projecting beyond an upper surface of the lower contact portions of the lower contact pin.Type: GrantFiled: May 23, 2002Date of Patent: January 20, 2004Assignee: Enplas CorporationInventor: Tadayuki Okamoto
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Publication number: 20030171021Abstract: A socket for an electrical part comprises: a socket body on which an accommodation surface portion for accommodating the electrical part is provided; a plurality of contact pins provided on the socket body to be capable of contacting and separating from a terminal of the electrical part; and a movable plate relatively movable with respect to the socket body, the contact pin comprising an elastic piece which is elastically deformable and a contact portion provided on the front end portion of the elastic piece; the contact portion being displaced with the deformation of the elastic piece so as to separate the contact portion from the solder ball of the electrical part, wherein the solder ball is separated from the contact portion, when the solder ball is stuck to the contact portion, by abutting the solder ball against a back surface of the contact portion of another contact pin adjacent to the contact pin to which the solder ball is stuck.Type: ApplicationFiled: March 7, 2003Publication date: September 11, 2003Applicant: Enplas CorporationInventor: Tadayuki Okamoto
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Publication number: 20020160641Abstract: A socket for an electrical part adapted to be electrically connected to a terminal of an electrical part having a socket body, upper and lower contact pins mounted so as to be contacted to and separated from the terminal of the electrical part, said upper contact pin being formed with an upper elastic piece having an upper contact portion contacting an upper surface of the terminal and said lower contact pin being formed with a lower elastic piece having a lower contact portion contacting a lower surface of the terminal and an operation member that is reciprocally movable with respect to the socket body, in which when said operation member is reciprocally moved, the upper contact portion is contacted to and separated from the upper surface of the terminal, such that said socket body is provided with a partition wall section formed with a plurality of slits into each of which at least a portion of the lower contact pin is inserted and said partition wall section is provided, at a place between the lower contacType: ApplicationFiled: May 23, 2002Publication date: October 31, 2002Applicant: ENPLAS CORPORATIONInventor: Tadayuki Okamoto
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Patent number: 6447318Abstract: A socket for an electrical part adapted to be electrically connected to a terminal of an electrical part, comprises: a socket body; upper and lower contact pins mounted to the socket body so as to be contacted to or separated from the terminal of the electrical part, the upper contact pin being formed with an upper elastic piece having an upper contact portion contacting an upper surface of the terminal and the lower contact pin being formed with a lower elastic piece having a lower contact portion contacting a lower surface of the terminal; and an operation member disposed to the socket body to be vertically reciprocally movable with respect to the socket body, in which when the operation member is reciprocally moved, the upper elastic piece is elastically deformed to thereby displace the upper contact portion so as to be contacted to or separated from the upper surface of the terminal.Type: GrantFiled: November 17, 2000Date of Patent: September 10, 2002Assignee: Enplas CorporationInventor: Tadayuki Okamoto