Patents by Inventor Takashi Maeda
Takashi Maeda 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: 20220301643Abstract: A semiconductor storage device includes a memory cell array including a plurality of memory strings, each connected between one of a plurality of bit lines and a source line and includes a first select transistor, a second select transistor, and memory cell transistors that are connected in series between the first select transistor and the second select transistor, and a plurality of word lines respectively connected to gates of the memory cell transistors in each memory string. A threshold voltage of the memory cell transistor is increased when a voltage that is applied to the word line connected to the gate thereof is lower than a voltage of a channel thereof. In the erase operation, data stored in the memory cell transistors connected to a selected one of the word lines are erased while data stored in the memory cell transistors not connected to the selected word line are not erased.Type: ApplicationFiled: August 27, 2021Publication date: September 22, 2022Inventors: Rieko FUNATSUKI, Takashi MAEDA, Reiko SUMI, Reika TANAKA, Masumi SAITOH
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Publication number: 20220286903Abstract: To obtain an in-vehicle communication device which can avoid tightness or congestion of communication in the environment in which there coexist vehicle-to-vehicle and road-to-vehicle communication. Information of an own vehicle is periodically wirelessly transmitted by a wireless transmission section, and also, information wirelessly transmitted from a roadside device is received by a wireless reception section, via the road-to-vehicle and vehicle-to-vehicle communication, wherein a configuration is such that when the information transmitted from the roadside device is received by the wireless reception section, information on an own vehicle is extracted from the received information by an own vehicle information extraction section, and that when the information on the own vehicle is extracted by the own vehicle information extraction section, the periodical transmission of the information on the own vehicle from the wireless transmission section is stopped.Type: ApplicationFiled: June 25, 2021Publication date: September 8, 2022Applicant: Mitsubishi Electric CorporationInventor: Takashi MAEDA
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Publication number: 20220284962Abstract: A memory system according to an embodiment includes first to sixth word lines, a plurality of memory pillars and a control circuit. The control circuit performs an initial write operation in which a threshold voltage of a subject memory cell is increased from a first level to a second level, a first write operation after the initial write operation and a second write operation after the first write operation. The control circuit is configured to perform the initial write operation on the third memory cell and the fourth memory cells, the first write operation on the third memory cells, the first write operation on the fourth memory cells, the second write operation on the fifth memory cells, the second write operation on the sixth memory cells, and the initial write operation on the first memory cells and the second memory cells.Type: ApplicationFiled: August 23, 2021Publication date: September 8, 2022Applicant: Kioxia CorporationInventors: Kazutaka IKEGAMI, Takashi MAEDA
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Patent number: 11429646Abstract: A method includes: determining, based on an elapsed time, a priority for each of groups obtained by clustering a plurality of pieces of response information based on similarity between the pieces of response information, each response information indicating a response to an event that has occurred, the elapsed time being measured from a time period in which the event recorded in each response information of each group occurred most often; calculating credibility for each response information, based on a number of times specifications of a system relating to the event have been changed after the response, and an elapsed time from date and time when the response recorded in the pieces of response information has been made; and controlling a presentation mode upon presenting the plurality of pieces of response information, based on the priority calculated for each group and the credibility calculated for each response information.Type: GrantFiled: December 21, 2020Date of Patent: August 30, 2022Assignee: FUJITSU LIMITEDInventors: Ichiro Kotani, Makoto Adachi, Takashi Maeda, Takafumi Konno, Kazuki Yamada
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Patent number: 11417642Abstract: A semiconductor storage device includes a plurality of memory chips and a circuit chip. The plurality of memory chips and the circuit chip are stacked on each other. Each of the plurality of memory chips has a memory cell array that includes a plurality of memory cells. The circuit chip includes a data latch configured to store page data for writing or reading data into or from the memory cell array of each of the memory chips.Type: GrantFiled: August 28, 2020Date of Patent: August 16, 2022Assignee: KIOXIA CORPORATIONInventors: Tomoya Sanuki, Toshio Fujisawa, Hiroshi Maejima, Takashi Maeda
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Patent number: 11411016Abstract: A semiconductor memory device includes a first chip and a second chip overlaid on the first chip. The second chip includes a memory cell array provided between a second semiconductor substrate and the first chip in a first direction, and first and second wires between the memory cell array and the first chip. The memory cell array includes three or more stacked bodies regularly arranged in a second direction perpendicular to the first direction and semiconductor layers extending in the stacked bodies in the first direction. Each of the stacked bodies includes gate electrodes stacked in the first direction. The first and second wires are aligned in the second direction with a gap therebetween.Type: GrantFiled: August 28, 2020Date of Patent: August 9, 2022Assignee: KIOXIA CORPORATIONInventors: Tomoya Sanuki, Keisuke Nakatsuka, Hiroshi Maejima, Kenichiro Yoshii, Takashi Maeda, Hideo Wada
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Publication number: 20220210285Abstract: A reading device includes a reading sensor, a platen on which a first original and a second original being longer in a first direction can be placed, and a controller. the controller moves the reading sensor from an initial position to a standby position, causes the reading sensor to detect edges of the original while moving by a predetermined distance in the first direction, detect edges of the original while moving toward the initial position when a first edge in the first direction and a second edge in a second direction orthogonal to the first direction are detected or when neither of the edges are detected, detect edges while moving in a direction away from the initial position when the first edge is not detected and the second edge is detected, and acquire a content of the original while moving toward the initial position when the first edge is detected.Type: ApplicationFiled: December 15, 2021Publication date: June 30, 2022Inventor: Takashi MAEDA
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Patent number: 11373533Abstract: A vehicle control apparatus acquires a position of an other vehicle that is present ahead of the own vehicle in its traveling direction, and uses the acquired position of the other vehicle to calculate a movement locus, which is a past path of the other vehicle. The vehicle control device calculates a lateral movement amount of the movement locus in a predetermined range in the traveling direction of the own vehicle, the lateral movement amount being an amount of change in position in a lateral direction which is a direction intersecting the traveling direction, and calculates an average value of the lateral movement amounts. The vehicle control apparatus excludes, from the movement loci, a movement locus having a lateral movement amount whose difference from the average value is larger than a predetermined value, and calculates the predicted path based on remaining movement loci.Type: GrantFiled: November 16, 2017Date of Patent: June 28, 2022Assignees: DENSO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takatoshi Tosa, Yohei Masui, Takashi Maeda
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Publication number: 20220180942Abstract: A semiconductor storage device includes a semiconductor pillar, a first string having first memory cells connected in series, first word lines connected to the first memory cells, a second string having second memory cells connected in series, and second word lines connected to the second memory cells. Each of the first memory cells faces, and shares a channel in the semiconductor pillar with, one of the second memory cells. When reading data of the k-th first memory cell, a voltage of the first word line connected to the k-th first memory cell reaches a first voltage at a first timing, and a voltage of the second word line connected to at least one of the second memory cells other than the k-th second memory cell in the second string facing the k-th first memory cell reaches the first voltage at a second timing that is later than the first timing.Type: ApplicationFiled: August 26, 2021Publication date: June 9, 2022Inventors: Kazutaka IKEGAMI, Hidehiro SHIGA, Takashi MAEDA, Rieko FUNATSUKI, Takayuki MIYAZAKI
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Patent number: 11346922Abstract: An object recognition device recognizes an object around the own vehicle by using a radar device and an imaging device. The object recognition apparatus includes: information combining unit that generates combined target information by combining radar-based target information with image-based target information if the object is being detected by the radar device and the imaging device, the radar-based target information being information on an object detected by the radar device, the image-based target information being information on an object detected by the imaging device; and an identical object determining unit that determines that an object detected by the imaging device is identical with an object detected by the radar device, based on time-dependent change of the combined target information.Type: GrantFiled: March 29, 2017Date of Patent: May 31, 2022Assignees: DENSO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yohei Masui, Tadashi Sakai, Takashi Maeda, Takeshi Nanami, Minoru Nakadori
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Publication number: 20220135032Abstract: A vehicle control device executes a cruise control to let a vehicle travel in such a manner that an acceleration is equal to a predetermined acceleration, when an execution condition becomes satisfied, and starts a vehicle speed upper limit control to let the vehicle travel in such a manner that the vehicle speed does not exceed an upper limit value determined based on a shape of a curve section, when a start condition becomes satisfied. The vehicle control device starts displaying a display element in a first display mode, when the vehicle speed upper limit control is started. At a time point at which the vehicle speed upper limit control is ended, the vehicle control device starts displaying the display element in a second display mode different from the first display mode if the execution condition is not satisfied.Type: ApplicationFiled: January 13, 2022Publication date: May 5, 2022Inventors: Masayuki Hosokawa, Takashi Maeda, Tsunekazu Yasoshima, Soichi Okubo, Yuki Tezuka
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Patent number: 11322212Abstract: A semiconductor memory device according to an embodiment includes a string, a bit line, a well line, and a sequencer. The string includes first and second select transistors, and memory cell transistors using a ferroelectric material. The bit line and the well line are connected to the first and second select transistors, respectively. At a time in an erase verify operation, the sequencer is configured to apply a first voltage to the memory cell transistors, to apply a second voltage lower than the first voltage to the first select transistor, to apply a third voltage lower than the first voltage to the second select transistor, to apply a fourth voltage to the bit line, and to apply a fifth voltage higher than the fourth voltage to the well line.Type: GrantFiled: September 8, 2020Date of Patent: May 3, 2022Assignee: Kioxia CorporationInventor: Takashi Maeda
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Publication number: 20220119264Abstract: Provided is a synthetic graphite material, in which a size L (112) of a crystallite in a c-axis direction as calculated from a (112) diffraction line obtained by an X-ray wide angle diffraction method is in a range of 4 to 30 nm, a surface area based on a volume as calculated by a laser diffraction type particle size distribution measuring device is in a range of 0.22 to 1.70 m2/cm3, an oil absorption is in a range of 67 to 147 mL/100 g, and a half width ?vG of a peak present in a wavelength range of 1580 cm?1±100 cm?1 is in a range of 19 to 24 cm?1 in Raman spectrum analysis using argon ion laser light having a wavelength of 514.5 nm.Type: ApplicationFiled: January 14, 2020Publication date: April 21, 2022Applicant: ENEOS CORPORATIONInventors: Takashi SUZUKI, Takashi MAEDA, Mitsuo KARAKANE, Takahiro SHIRAI, Hiroshi KAWACHI, Noriyuki KIUCHI
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Publication number: 20220111842Abstract: A device for setting a target vehicle that sets a target vehicle to be subjected to driving assistance control of a host vehicle includes: a detection signal acquisition device capable of acquiring a first detection signal representing an object by an image, and a second detection signal representing the object by a reflection point; and setting control unit, which determines whether to set a forward object as a target vehicle, wherein if a movement history is not associated with the forward object, and a combination history is associated with the forward object, then as a selection threshold of a first determination parameter for determining whether to set the forward object as the target vehicle, a selection threshold is used such that the forward object is less likely to be selected as the target vehicle than with the selection threshold which would be used if a movement history is associated with the forward object.Type: ApplicationFiled: December 23, 2021Publication date: April 14, 2022Applicants: DENSO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yohei MASUI, Ryo MIZUNO, Takashi MAEDA, Naoki KUSUMOTO, Yuki TEZUKA
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Publication number: 20220099451Abstract: A management apparatus as a traveling route setting apparatus acquires, during moving in a vehicle, position information about the vehicle, driver's driving state information, and feeling state related information relating to a feeling state of the driver or a passenger; sets an ? evaluation value obtained by evaluating each of a spot and a section in map data from the viewpoint of an influence of a factor other than human interaction on an experience, and a ? evaluation value obtained by evaluating each of the spot and the section from the viewpoint of an influence of human interaction on an experience, based on the position information, the driving state information, and the feeling state related information which are acquired from a plurality of the vehicles 1; and sets a proposed traveling route based on the ? and ? evaluation values set for at least the spot and section.Type: ApplicationFiled: September 20, 2021Publication date: March 31, 2022Applicant: Mazda Motor CorporationInventors: Seiichi ITO, Masashi OKAMURA, Takashi MAEDA, Yuji FURUKAWA
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Publication number: 20220101884Abstract: Video editing equipment acquires videos captured by an in-vehicle camera and an outside camera during movement of a vehicle, acquires driving state information by a driver and emotional state-related information of the driver or a passenger during the movement of the vehicle, determines the first degree of action indicative of the influence of the element other than the interaction with the person on an experience of the driver or the passenger and the second degree of action indicative of the influence of the interaction with the person on the experience of the driver or the passenger based on the driving state information and the emotional state-related information, identifies plural highlight portions in the videos based on the first degree of action and the second degree of action, and edits the videos on the basis of the plural highlight portions.Type: ApplicationFiled: September 21, 2021Publication date: March 31, 2022Applicant: Mazda Motor CorporationInventors: Seiichi ITO, Masashi OKAMURA, Takashi MAEDA, Yuji FURUKAWA
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Publication number: 20220097724Abstract: An information processing apparatus for, in an environment including a plurality of vehicles of a plurality of users and a plurality of portable terminals of the plurality of users, associating the plurality of users based on position signals received from the plurality of vehicles and the plurality of portable terminals. In a first mode of operation the information processing apparatus allows for greetings to be exchanged between users when the vehicles are in a driving state. In another mode of operation, a list of users is exchanged between users when the vehicles are in a non-driving state.Type: ApplicationFiled: September 20, 2021Publication date: March 31, 2022Applicant: Mazda Motor CorporationInventors: Seiichi ITO, Masashi OKAMURA, Takashi MAEDA
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Publication number: 20220101881Abstract: An experience acquisition support apparatus that supports acquisition of an experience through a vehicle includes circuitry that sets a destination and a travel route of the vehicle to be suggested to a first user. While the vehicle is operating in a trip mode in which the destination and the travel route are set, the circuitry notifies a first mobile terminal of the first user of a second user and sends information on the second user to the first mobile terminal such that the first user can interact with the second user having a second mobile terminal that is in the trip mode within a specified range around the first mobile terminal. The circuitry generates a video file, which can be browsed by the second user and the like, from videos captured by cameras of the vehicle.Type: ApplicationFiled: September 17, 2021Publication date: March 31, 2022Applicant: Mazda Motor CorporationInventors: Seiichi Ito, Masashi Okamura, Takashi Maeda
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Publication number: 20220095105Abstract: A mobile communication system performs, in a first communication device configured to provide a service in response to a request from a mobile body (30), authentication based on identification information on the mobile body (30), and provides the service to the mobile body (30) based on a result of the authentication. When the mobile body (30) moves, the mobile communication system provides, in a second communication device (20) at the movement destination, the service to the mobile body (30) based on the identification information from the mobile body (30) and the authentication result obtained by the first communication device without performing authentication in the second communication device (20).Type: ApplicationFiled: February 22, 2019Publication date: March 24, 2022Applicant: Mitsubishi Electric CorporationInventors: Takashi MAEDA, Takayoshi TAKEHARA
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Publication number: 20220093152Abstract: According to one embodiment, a memory device includes: a third layer between first and a second layers above a substrate; a pillar being adjacent to the first to third layers and including a ferroelectric layer; a memory cell between the third layer and the pillar; and a circuit which executes a first operation for a programming, a second operation for an erasing using a first voltage, and a third operation of applying a second voltage between the third layer and the pillar. The first voltage has a first potential difference, the second voltage has a second potential difference smaller than the first potential difference. A potential of the third conductive layer is lower than a potential of the pillar in each of the first and second voltages. The third operation is executed between the first operation and the second operation.Type: ApplicationFiled: March 15, 2021Publication date: March 24, 2022Applicant: Kioxia CorporationInventors: Reika TANAKA, Masumi SAITOH, Takashi MAEDA, Rieko FUNATSUKI, Hidehiro SHIGA