Patents by Inventor Nobuyuki Takeda
Nobuyuki Takeda 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: 7242817Abstract: A system for realizing support of safety driving or automatic driving is provided, in which a vehicle-mounted stereo camera is used to detect obstacles on a road surface such as vehicles going ahead and pedestrians with a high accuracy even in a situation in which a reflected image of an obstacle or a surrounding structure is appeared under a wet road condition in rainy weather.Type: GrantFiled: September 13, 2005Date of Patent: July 10, 2007Assignee: Kabushiki Kaisha ToshibaInventors: Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Publication number: 20070127641Abstract: According to one embodiment, a server apparatus includes a memory which stores a management table in which the user IDs are caused to correspond to pieces of setting information representing functions/states of the data terminals, and a controller which updates the setting information of the corresponding first data terminal of said plurality of data terminals in the management table, in generation of an updating request of the setting information, and notifies a plurality of second data terminals different from the first data terminal of the updated setting information.Type: ApplicationFiled: October 25, 2006Publication date: June 7, 2007Inventors: Yasumasa Sasaki, Shigeru Fukazawa, Koji Shima, Fumikazu Matsukawa, Nobuyuki Takeda
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Publication number: 20070118594Abstract: According to one embodiment, a communication system includes a plurality of communication terminals are connected to a communication network and a server apparatus which are connected to the communication network, the server apparatus includes a first renewing unit to renew the network configuration information in the second management table and a first transmitter which reads out the network configuration information stored in the second management table in response to an acquisition request for the network configuration information to transmit the corresponding network configuration information to a communication terminal of a request origin, and the plurality of the communication terminals include a second transmitter which transmits the acquisition request for the network configuration information to the server apparatus, and a second renewing unit to renew the network configuration information stored in the first management table based on the network configuration information in response to the transmissType: ApplicationFiled: October 6, 2006Publication date: May 24, 2007Inventors: Nobuyuki Takeda, Shigeru Fukazawa, Yasumasa Sasaki, Shinichi Kashimoto, Michiaki Eri
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Patent number: 7209031Abstract: An obstacle detecting apparatus includes an image input unit for receiving images inputted respectively from a plurality of image pick-up devices and accumulating the input images, a feature calculating unit for calculating predetermined, specific feature quantities in the respective accumulated images, a feature comparing unit for comparing the feature quantities, and a result judging unit for judging the presence or absence of an obstacle on the basis of the comparison result. The obstacle detecting apparatus can thus detect an obstacle present on the road by distinguishing the obstacle from a mere object causing no obstruction to driving of the vehicle.Type: GrantFiled: March 21, 2006Date of Patent: April 24, 2007Assignee: Kabushiki Kaisha ToshibaInventors: Hiroaki Nakai, Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Patent number: 7149327Abstract: Image processing apparatus transforms an input image from a first camera by using a parameter of affine transformation based on a position of a second camera. The first camera and the second camera are loaded onto a vehicle respectively and input an image of a road plane in time series. A status prediction unit predicts a temporary status information of the vehicle of timing (t) by using a status information of the vehicle of timing (t?1). A parallel moving vector estimation unit estimates a parallel moving vector of timing (t) included in the parameter of affine transformation by using an input image of timing (t) from the first camera, an input image of timing (t) from the second camera, and the temporary status information. A status estimation unit estimates a status information of the vehicle of timing (t) by using the parallel moving vector and the temporary status information.Type: GrantFiled: March 20, 2003Date of Patent: December 12, 2006Assignee: Kabushiki Kaisha ToshibaInventors: Yasukazu Okamoto, Nobuyuki Takeda
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Patent number: 7132933Abstract: Provided is a technology for helping safe driving and realizing automatic driving of vehicles, or for counting the number of passing vehicles on the road or monitoring those passing vehicles for their driving. Using a plurality of cameras mounted in a vehicle or provided above a road, even if the relationship between the road plane and the respective cameras constantly changes in relative position or posture due to camera vibration or a change in road tilt, any obstacles located on the road such as other vehicles ahead, parked vehicles, and pedestrians on the road are detected without confusing those with textures including white lines, road signs, paint, road stains, and shadows of roadside objects, all of which do not disturb vehicle driving.Type: GrantFiled: March 23, 2005Date of Patent: November 7, 2006Assignee: Kabushiki Kaisha ToshibaInventors: Hiroaki Nakai, Hiroshi Hattori, Nobuyuki Takeda, Kazunori Onoguchi
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Publication number: 20060182312Abstract: An obstacle detecting apparatus, comprising: an image input unit for receiving images inputted respectively from a plurality of image pick-up devices and accumulating the input images; a feature calculating unit for calculating predetermined, specific feature quantities in the respective accumulated images; a feature comparing unit for comparing the feature quantities in the respective accumulated images; and a result judging unit for judging the presence or absence of an obstacle on the basis of the comparison result obtained in the feature comparing unit. The obstacle detecting apparatus can thus detect an obstacle present on the road, such as a vehicle running ahead, a parked vehicle, and a pedestrian, by distinguishing the obstacle from a mere object causing no obstruction to driving of the vehicle, such as the texture like the white line or signs on the road surface, and the guardrail along the roadside.Type: ApplicationFiled: March 21, 2006Publication date: August 17, 2006Applicant: Kabushiki Kaisha ToshibaInventors: Hiroaki Nakai, Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Patent number: 7091837Abstract: An obstacle detecting apparatus configured to detect an obstacle present on the road, such as a vehicle running ahead, a parked vehicle, and a pedestrian, by distinguishing the obstacle from a mere object causing no obstruction to driving of the vehicle, such as the texture like the white line or signs on the road surface, and the guardrail along the roadside.Type: GrantFiled: March 14, 2003Date of Patent: August 15, 2006Assignee: Kabushiki Kaisha ToshibaInventors: Hiroaki Nakai, Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Patent number: 6990253Abstract: A system for realizing support of safety driving or automatic driving, in which a vehicle-mounted stereo camera is used to detect obstacles on a road surface even in the presence of a reflected image of an obstacle under a wet road condition.Type: GrantFiled: May 22, 2002Date of Patent: January 24, 2006Assignee: Kabushiki Kaisha ToshibaInventors: Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Publication number: 20060013439Abstract: A system for realizing support of safety driving or automatic driving is provided, in which a vehicle-mounted stereo camera is used to detect obstacles on a road surface such as vehicles going ahead and pedestrians with a high accuracy even in a situation in which a reflected image of an obstacle or a surrounding structure is appeared under a wet road condition in rainy weather.Type: ApplicationFiled: September 13, 2005Publication date: January 19, 2006Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Patent number: 6985075Abstract: A stereo camera inputs a first image and a second image each including a predetermined plane. An image conversion unit projects each pixel of the predetermined plane from the first image onto a corresponding pixel of the second image as a third image. A feature conversion unit respectively emphasizes edges included in the first image, the second image and third image. A similarity calculation unit sets a plurality of areas on the predetermined plane from the second feature conversion image, calculates a first similarity between each area of the second feature conversion image and a corresponding area of the first feature conversion image, and calculates a second similarity between each area of the second feature conversion image and a corresponding area of the third feature conversion image. An obstacle decision unit detects an obstacle based on the first similarity and the second similarity.Type: GrantFiled: August 28, 2003Date of Patent: January 10, 2006Assignee: Kabushiki Kaisha ToshibaInventor: Nobuyuki Takeda
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Publication number: 20060002526Abstract: A telephone switching equipment is connected to a plurality of telephone terminals via extension lines, and connected to a plurality of central office lines each having a plurality of communication channels. The telephone switching equipment includes: an acquisition unit that, when a request to use one of the central office lines is received, acquires first identification information to identify the central office line to be used and second identification information to identify the communication channel to be used; a recording unit that records the first and the second identification information acquired by the acquisition unit on a recording medium; and a management unit that manages the first and the second identification information recorded on the recording medium in association with each other.Type: ApplicationFiled: June 30, 2005Publication date: January 5, 2006Inventor: Nobuyuki Takeda
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Patent number: 6968442Abstract: A parallel computer of this invention includes a plurality of memory elements and a plurality of processing elements and each of the processing elements is connected to logically adjacent memory elements. For example, the processing element which corresponds to a logical position (i, j) is connected to the memory elements which correspond to a plurality of logical positions (i, j), (i, j+1), (i+1, j) and (i+1, j+1). It is preferable if each of the memory elements can be accessed from the exterior. According to this invention, efficient memory access can be made and the parallel processing can be performed at high speed without increasing the hardware amount and making the control operation complicated. Further, the operation speed of the image processing can be enhanced by constructing an image memory by use of a plurality of memory elements and causing the processing element to effect the image processing in a distributed and cooperative manner.Type: GrantFiled: June 19, 2002Date of Patent: November 22, 2005Assignee: Kabushiki Kaisha ToshibaInventors: Kenichi Maeda, Nobuyuki Takeda, Yasukazu Okamoto
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Patent number: 6963661Abstract: An obstacle detection system using stereo cameras mounted on a vehicle, to detect an obstacle existing on a ground plane at a high speed and in a high precision even with the stereo cameras being uncalibrated and with a vibration during a traveling and a change in the inclination of the ground plane. The obstacle detection system comprises: a plurality of uncalibrated TV cameras for inputting stereo images; an image storage unit 2 for storing a plurality of images inputted from the TV cameras; a feature extraction unit 3 for extracting a plurality of mutually parallel lines existing on the ground plane; a parameter computation unit 4 for determining a relation to hold between the projected positions of an arbitrary point of the ground plane upon the individual images, from the plurality of lines extracted by the feature extraction unit 3; and a detection unit 5 for detecting an object having a height from the ground plane, by using the relation determined by the parameter computation unit 4.Type: GrantFiled: September 11, 2000Date of Patent: November 8, 2005Assignee: Kabushiki Kaisha ToshibaInventors: Hiroshi Hattori, Kazunori Onoguchi, Nobuyuki Takeda
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Publication number: 20050196034Abstract: An obstacle detection system using stereo cameras mounted on a vehicle, to detect an obstacle existing on a ground plane at a high speed and in a high precision even with the stereo cameras being uncalibrated and with a vibration during a traveling and a change in the inclination of the ground plane. The obstacle detection system comprises: a plurality of uncalibrated TV cameras for inputting stereo images; an image storage unit 2 for storing a plurality of images inputted from the TV cameras; a feature extraction unit 3 for extracting a plurality of mutually parallel lines existing on the ground plane; a parameter computation unit 4 for determining a relation to hold between the projected positions of an arbitrary point of the ground plane upon the individual images, from the plurality of lines extracted by the feature extraction unit 3; and a detection unit 5 for detecting an object having a height from the ground plane, by using the relation determined by the parameter computation unit 4.Type: ApplicationFiled: April 28, 2005Publication date: September 8, 2005Applicant: Kabushiki Kaisha ToshibaInventors: Hiroshi Hattori, Kazunori Onoguchi, Nobuyuki Takeda
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Publication number: 20050169530Abstract: Provided is a technology for helping safe driving and realizing automatic driving of vehicles, or for counting the number of passing vehicles on the road or monitoring those passing vehicles for their driving. Using a plurality of cameras mounted in a vehicle or provided above a road, even if the relationship between the road plane and the respective cameras constantly changes in relative position or posture due to camera vibration or a change in road tilt, any obstacles located on the road such as other vehicles ahead, parked vehicles, and pedestrians on the road are detected without confusing those with textures including white lines, road signs, paint, road stains, and shadows of roadside objects, all of which do not disturb vehicle driving.Type: ApplicationFiled: March 23, 2005Publication date: August 4, 2005Applicant: Kabushiki Kaisha ToshibaInventors: Hiroaki Nakai, Hiroshi Hattori, Nobuyuki Takeda, Kazunori Onoguchi
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Patent number: 6906620Abstract: Provided is a technology for helping safe driving and realizing automatic driving of vehicles, or for counting the number of passing vehicles on the road or monitoring those passing vehicles for their driving. Using a plurality of cameras mounted in a vehicle or provided above a road, even if the relationship between the road plane and the respective cameras constantly changes in relative position or posture due to camera vibration or a change in road tilt, any obstacles located on the road such as other vehicles ahead, parked vehicles, and pedestrians on the road are detected without confusing those with textures including white lines, road signs, paint, road stains, and shadows of roadside objects, all of which do not disturb vehicle driving.Type: GrantFiled: August 28, 2003Date of Patent: June 14, 2005Assignee: Kabushiki Kaisha ToshibaInventors: Hiroaki Nakai, Hiroshi Hattori, Nobuyuki Takeda, Kazunori Onoguchi
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Publication number: 20050024491Abstract: A plurality of cameras respectively input an image from different camera positions. The plurality of cameras is on a moving object. An image memory stores a plurality of images input by the plurality of cameras. An image transformation unit transforms one image input by a first camera using each of a plurality of transformation parameters each representing a geometrical relationship among a predetermined plane, the first camera, and a second camera, and generates a plurality of transformed images from a view position of the second camera. A matching processing unit compares each of the plurality of transformed images with another image input by the second camera for each area consisting of pixels, and calculates a coincidence degree of each area between each transformed image and another image. An obstacle detection unit detects an obstacle area consisting of areas each having a coincidence degree below a threshold from another image.Type: ApplicationFiled: August 23, 2004Publication date: February 3, 2005Applicant: Kabushiki Kaisha ToshibaInventors: Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Publication number: 20050018043Abstract: A plurality of cameras respectively input an image from different camera positions. The plurality of cameras is on a moving object. An image memory stores a plurality of images input by the plurality of cameras. An image transformation unit transforms one image input by a first camera using each of a plurality of transformation parameters each representing a geometrical relationship among a predetermined plane, the first camera, and a second camera, and generates a plurality of transformed images from a view position of the second camera. A matching processing unit compares each of the plurality of transformed images with another image input by the second camera for each area consisting of pixels, and calculates a coincidence degree of each area between each transformed image and another image. An obstacle detection unit detects an obstacle area consisting of areas each having a coincidence degree below a threshold from another image.Type: ApplicationFiled: August 17, 2004Publication date: January 27, 2005Applicant: Kabushiki Kaisha ToshibaInventors: Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi
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Patent number: 6801244Abstract: A plurality of cameras respectively input an image from different camera positions. The plurality of cameras is on a moving object. An image memory stores a plurality of images input by the plurality of cameras. An image transformation unit transforms one image input by a first camera using each of a plurality of transformation parameters each representing a geometrical relationship among a predetermined plane, the first camera, and a second camera, and generates a plurality of transformed images from a view position of the second camera. A matching processing unit compares each of the plurality of transformed images with another image input by the second camera for each area consisting of pixels, and calculates a coincidence degree of each area between each transformed image and another image. An obstacle detection unit detects an obstacle area consisting of areas each having a coincidence degree below a threshold from another image.Type: GrantFiled: February 9, 2001Date of Patent: October 5, 2004Assignee: Kabushiki Kaisha ToshibaInventors: Nobuyuki Takeda, Hiroshi Hattori, Kazunori Onoguchi