Patents by Inventor Mikio Sasaki
Mikio Sasaki 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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Publication number: 20190286131Abstract: An on-board device (100) is installed on a vehicle (1) in which an automated driving system (300) is installed. A request acquisition unit (111) acquires a transfer request requesting transfer of a control right that is a right to control the automated driving system (300), from any passenger among a plurality of passengers riding in the vehicle (1). A control right management unit (112) determines presence or absence of a driving qualification of a transfer requester who is the requesting passenger of the transfer request and decides whether the control right is to be transferred to the transfer requester or not, based on the presence or absence of the driving qualification of the transfer requester.Type: ApplicationFiled: July 27, 2016Publication date: September 19, 2019Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Mikio SASAKI, Mengxiong WANG
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Publication number: 20180025634Abstract: The present invention relates to a vehicle group management apparatus, a vehicle group management method, and a vehicle group management program that manage a plurality of vehicles moving in line as a vehicle group, and the vehicle group management apparatus includes: a first management unit to manage vehicle information including position information indicating positions of a plurality of other-vehicles moving in line; and a calculation unit to calculate vehicle group information indicating the vehicle group including at least one of the other-vehicles, using a distance between other-vehicles based on the position information and a movement characteristic of an own-vehicle. Therefore, it is possible to provide an appropriate vehicle group in accordance with each vehicle.Type: ApplicationFiled: March 12, 2015Publication date: January 25, 2018Applicant: Mitsubishi Electric CorporationInventors: Junya UJIIE, Kumiko IKEDA, Akira HIRATA, Mikio SASAKI, Masahiro ABUKAWA, Ryo OKABE, Mitsuo SHIMOTANI
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Patent number: 9596145Abstract: An event list required by a graphical user interface (GUI) apparatus is notified to a service apparatus. The service apparatus assigns an ID to an event list and responds to the GUI apparatus. In a case where an event occurs in the service apparatus, the service apparatus determines based on an event list from the GUI apparatus whether to perform an event notification. When notifying an event to the service apparatus, the GUI apparatus transmits an ID in place of an event list in a case where the ID exists.Type: GrantFiled: July 2, 2012Date of Patent: March 14, 2017Assignee: Mitsubishi Electric CorporationInventors: Junya Ujiie, Jumpei Hato, Mikio Sasaki
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Publication number: 20160054795Abstract: The present invention provides an information display device including: an image input section 1 that inputs an image corresponding to a user's field of vision; a line-of-sight detection section 2 that detects a point of gaze indicative of a position of a line of sight in the user's field of vision; an object recognition section 3 that extracts as a first region a region in the image of an object including the point of gaze from the image; a display position determination section 5 that determines as a display position a position on which a user's line of sight does not fall in the field of vision based on information on the first region; and an information display section 6 that displays information to be presented to a user at the display position.Type: ApplicationFiled: May 29, 2013Publication date: February 25, 2016Applicant: MITSUBISHI ELECTRIC CORPORATIONInventor: Mikio SASAKI
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Patent number: 9245189Abstract: An estimation apparatus of an object appearance frequency is provided. The apparatus estimates an appearance frequency of objects, such as pedestrians, in a predetermined estimation area. The apparatus calculates a matrix FPFP by searching an appearance frequency data in the past. In detail, an estimated result that is an output of an estimating module is expressed as a vector. Objects to be estimated are classified into a total of 12 kinds, such as a “man, woman, child, bike, unknown, dog” and a “right, left”. Feature vector of appearance frequency of pedestrians, i.e., objective variables of estimation, is expressed by 12th dimension vector space. Moreover, status information is used as explaining variables, which explain the feature vectors when a feature vector occurs. The regression relationship of the feature vector with respect to the status information vector expressed in 28th dimension is solved by the linear least squares method.Type: GrantFiled: November 7, 2011Date of Patent: January 26, 2016Assignee: DENSO CORPORATIONInventor: Mikio Sasaki
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Publication number: 20140351703Abstract: A communication system includes a GUI apparatus that performs screen construction based on an event notification, and a service apparatus that executes a service and generates an event, the GUI apparatus and the service apparatus being connected with each other through a network to perform mutual communication. The GUI apparatus includes: a GUI apparatus-side event list memory that stores an event list and an ID corresponding to the event list, the event list being a list of the event; and a GUI apparatus-side event processor that refers to the GUI apparatus-side event list memory and, in a case where the event list required for performing the screen construction exists, obtains the ID corresponding to the event list to transmit the obtained ID to the service apparatus in place of the event list.Type: ApplicationFiled: July 2, 2012Publication date: November 27, 2014Applicant: Mitsubishi Electric CorporationInventors: Junya Ujiie, Jumpei Hato, Mikio Sasaki
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Patent number: 8678769Abstract: A compressor impeller and a method of manufacturing the compressor impeller. The magnesium alloy compressor impeller as a die-cast part comprises a hub shaft part, a hub disk part having a hub surface extending from the hub shaft part in the radial direction, and a plurality of vane parts disposed on the hub surface. The impeller can be manufactured by a die-cast method in which a magnesium alloy heated to a liquidus temperature or higher is supplied into molds with cavities corresponding to the shape of the impeller for a filling time of 1 sec. or shorter, a pressure of 20 MPa or higher is applied to the magnesium alloy in the cavities, and the pressurized state is maintained for a time of 1 sec. or longer.Type: GrantFiled: February 21, 2006Date of Patent: March 25, 2014Assignees: Hitachi Metals Precision, Ltd., Hitachi Metals, Ltd.Inventors: Yasuhiro Kubota, Hirokazu Itoh, Mikio Sasaki
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Patent number: 8582815Abstract: A moving object detection apparatus generates frame difference image data each time a frame data is captured, based on the captured frame data and previous frame data, and such frame difference image data is divided into pixel blocks. Subsequently, for each of the pixel blocks a discrete cosine transformation (DCT), a two-dimensional DCT coefficient is calculated, and such two-dimensional DCT coefficients are accumulated and stored. The value of each element of the two-dimensional DCT coefficient is arranged to form a characteristic vector, and, for each of the pixel blocks at the same position of the frame difference image data, the characteristic vector is generated and then such characteristic vector is arranged to form a time-series vector. The time-series vector derived from moving-object-capturing pixel blocks is used to calculate a principal component vector and a principal component score.Type: GrantFiled: February 16, 2012Date of Patent: November 12, 2013Assignee: DENSO CORPORATIONInventor: Mikio Sasaki
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Patent number: 8399783Abstract: A multi-directional switch device includes: an operation member; an actuator which is applied with an operation force from the operation member; a plurality of rubber contacts which is pressed down by the actuator; and a plurality of fixed contacts to or from which the rubber contacts are respectively movable close or away, wherein the multi-directional switch device performs a switching operation in such a manner that a combination of a pair of two rubber contacts is selected from the plurality of rubber contacts in response to an operation direction, and both of the two rubber contacts are pressed down so as to respectively come into contact with the corresponding fixed contacts.Type: GrantFiled: August 18, 2010Date of Patent: March 19, 2013Assignee: Alps Electric Co., Ltd.Inventors: Satoru Konno, Mikio Sasaki
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Publication number: 20120213405Abstract: A moving object detection apparatus generates frame difference image data each time a frame data is captured, based on the captured frame data and previous frame data, and such frame difference image data is divided into pixel blocks. Subsequently, for each of the pixel blocks a discrete cosine transformation (DCT), a two-dimensional DCT coefficient is calculated, and such two-dimensional DCT coefficients are accumulated and stored. The value of each element of the two-dimensional DCT coefficient is arranged to form a characteristic vector, and, for each of the pixel blocks at the same position of the frame difference image data, the characteristic vector is generated and then such characteristic vector is arranged to form a time-series vector. The time-series vector derived from moving-object-capturing pixel blocks is used to calculate a principal component vector and a principal component score.Type: ApplicationFiled: February 16, 2012Publication date: August 23, 2012Applicant: DENSO CORPORATIONInventor: Mikio SASAKI
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Patent number: 8238606Abstract: An image recognition apparatus includes an image recognition unit, an evaluation value calculation unit, and a motion extraction unit. The image recognition unit uses motion vectors that are generated in the course of coding image data into MPEG format data or in the course of decoding the MPEG coded data by the evaluation value calculation unit and the motion extraction unit as well as two dimensional DCT coefficients and encode information such as picture types and block types for generating the evaluation values that represent feature of the image. The apparatus further includes an update unit for recognizing the object in the image based on the determination rules for a unit of macro block. The apparatus can thus accurately detect the motion of the object based on the evaluation values derived from DCT coefficients even when generation of the motion vectors is difficult.Type: GrantFiled: May 7, 2009Date of Patent: August 7, 2012Assignee: DENSO CORPORATIONInventor: Mikio Sasaki
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Publication number: 20120133497Abstract: An estimation apparatus of an object appearance frequency is provided. The apparatus estimates an appearance frequency of objects, such as pedestrians, in a predetermined estimation area. The apparatus calculates a matrix FPFP by searching an appearance frequency data in the past. In detail, an estimated result that is an output of an estimating module is expressed as a vector. Objects to be estimated are classified into a total of 12 kinds, such as a “man, woman, child, bike, unknown, dog” and a “right, left”. Feature vector of appearance frequency of pedestrians, i.e., objective variables of estimation, is expressed by 12th dimension vector space. Moreover, status information is used as explaining variables, which explain the feature vectors when a feature vector occurs. The regression relationship of the feature vector with respect to the status information vector expressed in 28th dimension is solved by the linear least squares method.Type: ApplicationFiled: November 7, 2011Publication date: May 31, 2012Applicant: DENSO CORPORATIONInventor: Mikio SASAKI
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Publication number: 20110042189Abstract: A multi-directional switch device includes: an operation member; an actuator which is applied with an operation force from the operation member; a plurality of rubber contacts which is pressed down by the actuator; and a plurality of fixed contacts to or from which the rubber contacts are respectively movable close or away, wherein the multi-directional switch device performs a switching operation in such a manner that a combination of a pair of two rubber contacts is selected from the plurality of rubber contacts in response to an operation direction, and both of the two rubber contacts are pressed down so as to respectively come into contact with the corresponding fixed contacts.Type: ApplicationFiled: August 18, 2010Publication date: February 24, 2011Inventors: Satoru Konno, Mikio Sasaki
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Patent number: 7804980Abstract: A color information creating part calculates the average color of captured image data in units of macro blocks, and determines to which color index the average color of each macro block corresponds. Color arrangement information formed by associating color information with the macro blocks is stored in a color index memory. A histogram creating part creates color histograms representative of the distribution of macro blocks added with color information corresponding to aimed color indexes. Based on the color arrangement information and the color histograms, a color application execution part recognizes objects, surroundings, or the situation of a driver's own vehicle without performing area splitting (shape acquisition) of an image.Type: GrantFiled: August 10, 2006Date of Patent: September 28, 2010Assignee: DENSO CorporationInventor: Mikio Sasaki
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Patent number: 7668824Abstract: When a start key is operated, an inferring process of estimating a demand of a user is executed on the basis of preset situation data, a user profile, and situation data manually input via a situation setting key. Based on the inference result, a genre list and a contents list are reconstructed so that genres and contents items are arranged in order of the degree of a demand of the user. The top three genres extracted from the reconstructed genre list are associated with three selection keys, and the names of the associated genres or labels of the genres are displayed in genre name display parts. It enables the user to easily and instantaneously select one of contents items to be processed.Type: GrantFiled: February 28, 2005Date of Patent: February 23, 2010Assignee: DENSO CorporationInventor: Mikio Sasaki
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Patent number: 7640164Abstract: The system for performing interactive dialog of the present invention recognizes a question from a user and outputs an answer by a synthesized voice. The system includes; a selection unit for selecting the answer from a database; an evaluation unit for evaluating a dialog between the user and computer and determining whether or not to continue the dialog. The evaluation unit may evaluate a dialog consistency, or dialog circumstance. Further, the selection unit selects and combines on the basis of the determination result the answer with one of a plurality of dialog sentences. The system may further comprises a learning unit for storing a novel answer unknown to the computer, by interrogating the user about the novel answer and further storing the interrogation scenario.Type: GrantFiled: June 30, 2003Date of Patent: December 29, 2009Assignee: Denso CorporationInventors: Mikio Sasaki, Ryuichi Suzuki
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Publication number: 20090279738Abstract: An image recognition apparatus includes an image recognition unit, an evaluation value calculation unit, and a motion extraction unit. The image recognition unit uses motion vectors that are generated in the course of coding image data into MPEG format data or in the course of decoding the MPEG coded data by the evaluation value calculation unit and the motion extraction unit as well as two dimensional DCT coefficients and encode information such as picture types and block types for generating the evaluation values that represent feature of the image. The apparatus further includes an update unit for recognizing the object in the image based on the determination rules for a unit of macro block. The apparatus can thus accurately detect the motion of the object based on the evaluation values derived from DCT coefficients even when generation of the motion vectors is difficult.Type: ApplicationFiled: May 7, 2009Publication date: November 12, 2009Applicant: DENSO CORPORATIONInventor: Mikio Sasaki
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Publication number: 20090274560Abstract: A compressor impeller and a method of manufacturing the compressor impeller. The magnesium alloy compressor impeller as a die-cast part comprises a hub shaft part, a hub disk part having a hub surface extending from the hub shaft part in the radial direction, and a plurality of vane parts disposed on the hub surface. The impeller can be manufactured by a die-cast method in which a magnesium alloy heated to a liquidus temperature or higher is supplied into molds with cavities corresponding to the shape of the impeller for a filling time of 1 sec. or shorter, a pressure of 20 MPa or higher is applied to the magnesium alloy in the cavities, and the pressurized state is maintained for a time of 1 sec. or longer.Type: ApplicationFiled: February 21, 2006Publication date: November 5, 2009Applicant: HITACHI METALS PRECISION LTDInventors: Yasuhiro Kubota, Hirokazu Itoh, Mikio Sasaki
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Patent number: 7586486Abstract: A display panel driving apparatus which reduces a peak value of a voltage/current upon charging or discharging of discharging cells on a display panel. The apparatus has a pulse generating part for supplying a driving pulse to a capacitive light-emitting device arranged in each of crossing positions of a plurality of row electrode pairs and column electrodes on the display panel of the display panel driving apparatus. The pulse generating circuit includes a charge/discharge resonance circuit for executing charging and discharging to the capacitive light-emitting devices through an inductor, and a harmonic multiplexing circuit for multiplexing a harmonic current having a harmonic frequency of a resonance frequency of the charge/discharge resonance circuit to a charge/discharge current by the charge/discharge resonance circuit.Type: GrantFiled: August 1, 2005Date of Patent: September 8, 2009Assignee: Pioneer CorporationInventors: Mikio Sasaki, Toyohisa Yuasa
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Publication number: 20080320387Abstract: An information displaying device 1 reads and analyzes each screen information defined as information showing a predetermined screen, and displays a screen for each screen information. An analyzed information managing unit 5 stores and manages analyzed displaying information which is displaying information after analysis. A reading unit 2 reads the screen information. An analyzing unit 3 analyzes the screen information read and outputs analyzed result including specifying information specifying the displaying information. A displaying format determining unit 7 inputs the analyzed result, asks the analyzed information managing unit 5 to obtain the analyzed displaying information of the displaying information specified by the specifying information, and when the analyzed displaying information is obtained, determines a displaying format of the screen based on the analyzed displaying information and analyzed result inputted from the analyzing unit 3.Type: ApplicationFiled: November 29, 2007Publication date: December 25, 2008Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Mikio Sasaki, Takehisa Mizuguchi