Patents by Inventor Akihisa Yokoyama
Akihisa Yokoyama 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: 8938022Abstract: A system and method for realizing distributed interference alignment is disclosed. The system comprises a retrieving module, a determination module and a precoding module. The retrieving module retrieves source data. The determination module generates data describing one or more requirements for one or more associated Interference Alignment (IA) groups. The precoding module calculates a precoding vector based at least in part on the data describing the one or more requirements for the one or more associated IA groups. The precoding module is communicatively coupled to the retrieving module to receive the source data. The precoding module generates a transmission signal based at least in part on the precoding vector and the source data.Type: GrantFiled: November 11, 2011Date of Patent: January 20, 2015Assignee: Toyota Jidosha Kabushiki KaishaInventor: Akihisa Yokoyama
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Patent number: 8903567Abstract: In a vehicle remote operating system remotely operating a host vehicle VM from a portable terminal 200, a main control unit 112 of an ECU 110 of an in-vehicle device 100 determines an dispatch position of the host vehicle VM on the basis of a parking position of the host vehicle VM and a position of a user U who intends to board the host vehicle VM. Due to this, it becomes possible to dispatch the host vehicle VM according to the parking position of the host vehicle VM and the position of the user U, and convenience is improved in dispatch operation and boarding of the host vehicle VM.Type: GrantFiled: June 28, 2013Date of Patent: December 2, 2014Assignee: Toyota Jidosha Kabushiki KaishaInventors: Chika Morimoto, Kazunori Kagawa, Yuka Sobue, Satoru Niwa, Shin Tanaka, Kazuhiro Morimoto, Akihisa Yokoyama, Junichi Wakita
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Publication number: 20140325218Abstract: The disclosure includes a system and method for charging a target object wirelessly. The system includes a processor and a memory storing instructions that when executed cause the system to: receive data describing a charging request from a target object; generate a challenge responsive to the charging request; send the challenge to the target object; receive a response from the target object; verify the response to determine that the response matches the challenge and a first set of secret data shared with a tagging device; determine that a location associated with the target object satisfies a safe charging range responsive to the verification of the response; and instruct a power transmitter associated with the target object to transmit power wirelessly to a power receiver associated with the target object responsive to the verification of the response and the determination that the location satisfies the safe charging range.Type: ApplicationFiled: April 26, 2013Publication date: October 30, 2014Applicant: Toyota Jidosha Kabushiki KaishaInventors: Takayuki Shimizu, Akihisa Yokoyama, Atsushi Kawakubo
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Patent number: 8868255Abstract: In a vehicle remote operating system remotely operating a host vehicle VM from a portable terminal 200, a main control unit 112 of an ECU 110 of an in-vehicle device 100 determines an dispatch position of the host vehicle VM on the basis of a parking position of the host vehicle VM and a position of a user U who intends to board the host vehicle VM. Due to this, it becomes possible to dispatch the host vehicle VM according to the parking position of the host vehicle VM and the position of the user U, and convenience is improved in dispatch operation and boarding of the host vehicle VM.Type: GrantFiled: April 12, 2010Date of Patent: October 21, 2014Assignee: Toyota Jidosha Kabushiki KaishaInventors: Chika Yoshioka, Kazunori Kagawa, Yuka Sobue, Satoru Niwa, Shin Tanaka, Kazuhiro Morimoto, Akihisa Yokoyama, Junichi Wakita
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Publication number: 20140285317Abstract: The disclosure includes a system and method for charging a target object wirelessly. The system includes a processor and a memory storing instructions that when executed cause the system to: receive data describing a code from a target object, the code being stored on a tagging device and configured to be read wirelessly by a reading device associated with the target object; verify the code; determine that a location associated with the target object satisfies a safe charging range responsive to the verification of the code, the verification of the code indicating a charging distance between a power transmitter and a power receiver associated with the target object satisfies a safe charging distance; and instruct the power transmitter to wirelessly transmit power to the power receiver associated with the target object responsive to determining that the location of the target object satisfies the safe charging range.Type: ApplicationFiled: March 25, 2013Publication date: September 25, 2014Applicants: Toyota Info Technology Center Co., Ltd., Toyota Jidosha Kabushiki KaishaInventors: Takayuki Shimizu, Akihisa Yokoyama, Atsushi Kawakubo
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Publication number: 20140112410Abstract: A system and method for realizing virtual interference alignment. The system comprises a retrieving module, a determination module and a precoding module. The retrieving module retrieves source data. The determination module receives shared data and transmission information. The shared data and transmission information are generated from a shared signal received from one or more participating communication systems associated with a first virtual transmitting group. The precoding module calculates a precoding vector describing one or more requirements of interference alignment based at least in part on the transmission information. The precoding module generates a first transmission signal based at least in part on the precoding vector, the source data and the shared data.Type: ApplicationFiled: October 23, 2012Publication date: April 24, 2014Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Akihisa Yokoyama
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Patent number: 8628002Abstract: A packing box comprising a rectangular bottom plate and a plurality of side plates erected from the periphery of the bottom plate and surrounding the bottom plate, in which at four corners in corner parts formed by the plurality of side plates, frame columns, each erected from the bottom plate side and extending to the midway to a distal end of the side plates, are formed and joined to the side plates, and the bottom plate, the side plates, and the frame columns are formed by one corrugated fiberboard sheet.Type: GrantFiled: January 14, 2009Date of Patent: January 14, 2014Assignee: Mitsubishi Electronic CorporationInventors: Masahiro Yamazaki, Katsuhiko Hayashida, Masaomi Takeda, Akihisa Yokoyama
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Publication number: 20130289801Abstract: In a vehicle remote operating system remotely operating a host vehicle VM from a portable terminal 200, a main control unit 112 of an ECU 110 of an in-vehicle device 100 determines an dispatch position of the host vehicle VM on the basis of a parking position of the host vehicle VM and a position of a user U who intends to board the host vehicle VM. Due to this, it becomes possible to dispatch the host vehicle VM according to the parking position of the host vehicle VM and the position of the user U, and convenience is improved in dispatch operation and boarding of the host vehicle VM.Type: ApplicationFiled: June 28, 2013Publication date: October 31, 2013Applicant: TOYODA JIDOSHA KABUSHIKI KAISHAInventors: Chika Yoshioka, Kazunori Kagawa, Yuka Sobue, Satoru Niwa, Shin Tanaka, Kazuhiro Morimoto, Akihisa Yokoyama, Junichi Wakita
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Publication number: 20130257387Abstract: A system and method for controlling charging for a vehicle is disclosed. The system comprises a statistical analyzer, an estimation module and a determination module. The statistical analyzer analyzes a set of data describing utility rate information and one or more behaviors of the vehicle. The estimation module estimates one or more tendency parameters based at least in part on the analyzing. The determination module determines a charging setting based at least in part on the one or more tendency parameters. The charging setting comprises one or more of a target charging battery state of charge (SoC), a charging start time and a charging end time.Type: ApplicationFiled: March 30, 2012Publication date: October 3, 2013Applicants: Toyota Info Technology Center Co., Ltd., Toyota Jidosha Kabushiki KaishaInventors: Akihisa Yokoyama, Kunihiko Kumita
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Publication number: 20130173148Abstract: A parking assistance apparatus includes a display unit that displays an image of a scene behind a host vehicle. At least when the host vehicle moves forward or when the host vehicle is stopped, the display unit displays an indication including a plurality of kinds of trajectories along which the host vehicle is able to back up from a point at which the host vehicle is currently positioned, in a manner such that the indication is superimposed on the image of the scene behind the host vehicle.Type: ApplicationFiled: June 28, 2011Publication date: July 4, 2013Applicant: Toyota Jidosha Kabushiki KaishaInventors: Kazunori Kagawa, Yuka Sobue, Satoru Niwa, Shin Tanaka, Akihisa Yokoyama, Kazuhiro Morimoto, Junichi Wakita, Chika Yoshioka, Yu Hiei, Ryuji Okamura
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Publication number: 20130121434Abstract: A system and method for realizing distributed interference alignment is disclosed. The system comprises a retrieving module, a determination module and a precoding module. The retrieving module retrieves source data. The determination module generates data describing one or more requirements for one or more associated Interference Alignment (IA) groups. The precoding module calculates a precoding vector based at least in part on the data describing the one or more requirements for the one or more associated IA groups. The precoding module is communicatively coupled to the retrieving module to receive the source data. The precoding module generates a transmission signal based at least in part on the precoding vector and the source data.Type: ApplicationFiled: November 11, 2011Publication date: May 16, 2013Applicants: TOYOTA INFOTECHNOLOGY CENTER CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Akihisa Yokoyama
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Patent number: 8441374Abstract: A traveling support device includes: a road-vehicle communication portion that receives first current-signal information relating to a signal displayed by a traffic signal at a first clock time, from a road side transmitter installed on a road; an inter-vehicle communication portion that receives second current-signal information relating to a signal displayed by the traffic signal at a second clock time, from another vehicle that receives the second current-signal information from the road side transmitter; and a signal cycle estimating portion that estimates signal cycle information relating to transition of the signal on the traffic signal on the basis of the first current-signal information received by the road-vehicle communication portion and the second current-signal information received by the inter-vehicle communication portion.Type: GrantFiled: March 12, 2009Date of Patent: May 14, 2013Assignee: Toyota Jidosha Kabushiki KaishaInventors: Akihisa Yokoyama, Takeshi Matsumura, Mitsuhisa Shida
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Publication number: 20130024049Abstract: In a vehicle remote operating system remotely operating a host vehicle VM from a portable terminal 200, a main control unit 112 of an ECU 110 of an in-vehicle device 100 determines an dispatch position of the host vehicle VM on the basis of a parking position of the host vehicle VM and a position of a user U who intends to board the host vehicle VM. Due to this, it becomes possible to dispatch the host vehicle VM according to the parking position of the host vehicle VM and the position of the user U, and convenience is improved in dispatch operation and boarding of the host vehicle VM.Type: ApplicationFiled: April 12, 2010Publication date: January 24, 2013Inventors: Chika Yoshioka, Kazunori Kagawa, Yuka Sobue, Satoru Niwa, Shin Tanaka, Kazuhiro Morimoto, Akihisa Yokoyama, Junichi Wakita
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Patent number: 8290677Abstract: A driving assisting apparatus acquires a stoppable condition for allowing a vehicle to stop at a stop position and a driver characteristic concerning a driving operation for stopping the vehicle, and determines whether to determine the condition for starting assisting the driving operation according to the stoppable condition or driver characteristic depending on a running state of the vehicle. This sets the start condition for assisting the driving operation in view of the driver characteristic as well, thus making it possible to assist the driving operation in conformity to the driver's feelings.Type: GrantFiled: August 29, 2008Date of Patent: October 16, 2012Assignee: Toyota Jidosha Kabushiki KaishaInventors: Akihisa Yokoyama, Yuki Yamada
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Patent number: 8185296Abstract: A driving assisting apparatus and driving assisting method for predicting the state of a traffic light at the time when a vehicle enters an intersection includes predicting vehicle speed change of a vehicle in front of an intersection. The driving assisting apparatus and driving assisting method predicts the traffic light state when the vehicle enters the intersection according to the predicted vehicle speed change, while predicting the vehicle speed change according to stored driver characteristic information concerning the past vehicle speed change in front of the intersection with running environments, or changes a predicting method depending on whether or not the vehicle is positioned in front of a predetermined area set in front of the intersection.Type: GrantFiled: October 2, 2008Date of Patent: May 22, 2012Assignee: Toyota Jidosha Kabushiki KaishaInventors: Akihisa Yokoyama, Takeshi Matsumura
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Publication number: 20110226846Abstract: A packing box comprising a rectangular bottom plate and a plurality of side plates erected from the periphery of the bottom plate and surrounding the bottom plate, in which at four corners in corner parts formed by the plurality of side plates, frame columns, each erected from the bottom plate side and extending to the midway to a distal end of the side plates, are formed and joined to the side plates, and the bottom plate, the side plates, and the frame columns are formed by one corrugated fiberboard sheet.Type: ApplicationFiled: January 14, 2009Publication date: September 22, 2011Applicant: Mitsubishi Electric CorporationInventors: Masahiro Yamazaki, Katsuhiko Hayashida, Masaomi Takeda, Akihisa Yokoyama
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Publication number: 20110001634Abstract: A traveling support device includes: a road-vehicle communication portion that receives first current-signal information relating to a signal displayed by a traffic signal at a first clock time, from a road side transmitter installed on a road; an inter-vehicle communication portion that receives second current-signal information relating to a signal displayed by the traffic signal at a second clock time, from another vehicle that receives the second current-signal information from the road side transmitter; and a signal cycle estimating portion that estimates signal cycle information relating to transition of the signal on the traffic signal on the basis of the first current-signal information received by the road-vehicle communication portion and the second current-signal information received by the inter-vehicle communication portion.Type: ApplicationFiled: March 12, 2009Publication date: January 6, 2011Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Akihisa Yokoyama, Takeshi Matsumura, Mitsuhisa Shida
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Patent number: 7830872Abstract: To provide a signal processing section of a software radio device or the like which can dynamically change connection itself of an internal function structure at the time of execution. A switching module ISM1(2) or the like selects and uses one of the plurality of the routing tables (60) or the like prepared according to the signal processing and executes routing control to respective processing modules a11 or the like based on the input data packet. The processing module a11 or the like executes each processing by using a parameter table or the like indicating the processing to be performed in accordance with the data packet.Type: GrantFiled: June 3, 2005Date of Patent: November 9, 2010Assignees: Toyota Infotechnology Center Co., Ltd., National Institute of Information and Communications TechnologyInventors: Akihisa Yokoyama, Hiroshi Harada, Hitoshi Inoue, Makoto Honda
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Publication number: 20100004839Abstract: The present invention aims at providing a driving assisting apparatus and driving assisting method which can predict with a high accuracy a state of a traffic light when a vehicle enters an intersection.Type: ApplicationFiled: October 2, 2008Publication date: January 7, 2010Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Akihisa Yokoyama, Takeshi Matsumura
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Publication number: 20090076698Abstract: A driving assisting apparatus acquires a stoppable condition for allowing a vehicle to stop at a stop position and a driver characteristic concerning a driving operation for stopping the vehicle, and determines whether to determine the condition for starting assisting the driving operation according to the stoppable condition or driver characteristic depending on a running state of the vehicle. This sets the start condition for assisting the driving operation in view of the driver characteristic as well, thus making it possible to assist the driving operation in conformity to the driver's feelings.Type: ApplicationFiled: August 29, 2008Publication date: March 19, 2009Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Akihisa YOKOYAMA, Yuki YAMADA