Patents by Inventor Kazufumi Mizusawa
Kazufumi Mizusawa 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: 20230073944Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: ApplicationFiled: November 17, 2022Publication date: March 9, 2023Inventors: Norihiro IMAMURA, Tsuguhiro KORENAGA, Kunio NOBORI, Takeo AZUMA, Kazufumi MIZUSAWA
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Patent number: 11533455Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: GrantFiled: April 12, 2021Date of Patent: December 20, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Norihiro Imamura, Tsuguhiro Korenaga, Kunio Nobori, Takeo Azuma, Kazufumi Mizusawa
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Publication number: 20210235043Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: ApplicationFiled: April 12, 2021Publication date: July 29, 2021Inventors: Norihiro IMAMURA, Tsuguhiro KORENAGA, Kunio NOBORI, Takeo AZUMA, Kazufumi MIZUSAWA
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Patent number: 11006081Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: GrantFiled: July 17, 2020Date of Patent: May 11, 2021Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Norihiro Imamura, Tsuguhiro Korenaga, Kunio Nobori, Takeo Azuma, Kazufumi Mizusawa
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Publication number: 20200351473Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: ApplicationFiled: July 17, 2020Publication date: November 5, 2020Inventors: Norihiro Imamura, Tsuguhiro KORENAGA, Kunio NOBORI, Takeo AZUMA, Kazufumi MIZUSAWA
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Patent number: 10757370Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: GrantFiled: December 15, 2017Date of Patent: August 25, 2020Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Norihiro Imamura, Tsuguhiro Korenaga, Kunio Nobori, Takeo Azuma, Kazufumi Mizusawa
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Publication number: 20180109763Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: ApplicationFiled: December 15, 2017Publication date: April 19, 2018Inventors: Norihiro IMAMURA, Tsuguhiro KORENAGA, Kunio NOBORI, Takeo AZUMA, Kazufumi MIZUSAWA
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Patent number: 9876992Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: GrantFiled: April 23, 2015Date of Patent: January 23, 2018Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Norihiro Imamura, Tsuguhiro Korenaga, Kunio Nobori, Takeo Azuma, Kazufumi Mizusawa
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Publication number: 20150319409Abstract: An imaging apparatus in an embodiment includes lens optical systems each including a lens whose surface closest to the target object is shaped to be convex toward the target object, imaging regions which respectively face the lens optical systems and output a photoelectrically converted signal corresponding to an amount of light transmitting the lens optical systems and received by the imaging regions, and a light-transmissive cover which covers an exposed portion of the lens of each of the lens optical systems and a portion between the lens of one of the lens optical systems and the lens of another one of the lens optical systems adjacent to the one of the lens optical systems, the cover having a curved portion which is convex toward the target object. The optical axes of the lens optical systems are parallel to each other.Type: ApplicationFiled: April 23, 2015Publication date: November 5, 2015Inventors: NORIHIRO IMAMURA, TSUGUHIRO KORENAGA, KUNIO NOBORI, TAKEO AZUMA, KAZUFUMI MIZUSAWA
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Patent number: 8237795Abstract: The driving assistance device is adapted to have the first guide marker occupy a first position to ensure that the roadside occupies the first position in superimposed relationship with the first guide marker, at the time of making a judgment that an angle of the vehicle to the roadside is equal to a predetermined value, after the vehicle is moved toward the space in reverse gear with one maximum steering angle, and to have the second guide marker occupy a second position to ensure that the roadside occupies the second position in superimposed relationship with the second guide marker, at the time of making a judgment that the second guide marker is superimposed on the roadside, after the automotive vehicle is moved toward the space straight in reverse gear and the vehicle is parked, after the vehicle is moved toward the space in reverse gear with the other maximum steering angle.Type: GrantFiled: December 22, 2005Date of Patent: August 7, 2012Assignee: Panasonic CorporationInventors: Kazufumi Mizusawa, Tatsuto Ryuugou
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Patent number: 7916899Abstract: A parameter selection section selects one from a plurality of image synthesis parameters stored in a parameter storage section according to an output of a vehicle state detection section. An image synthesis section reads out camera images from frame memories according to the selected image synthesis parameter and generates a synthesized image showing a state of vehicle surroundings. A moving object detection section detects, in the thus generated synthetic image, a moving object region estimated as a region where a moving object is present.Type: GrantFiled: February 12, 2010Date of Patent: March 29, 2011Assignee: Panasonic CorporationInventors: Kunio Nobori, Masaki Sato, Kazufumi Mizusawa, Hirofumi Ishii
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Patent number: 7756618Abstract: An object of the present invention is to provide a drive assisting apparatus capable of displaying a high-precision predicted locus in a camera picture in a superimposing manner while suppressing an increase of cost in a minimum value, and further, capable of displaying loci on a screen up to edges of the screen with respect to all of locus data irrespective of adjusting amounts of display positions.Type: GrantFiled: January 3, 2004Date of Patent: July 13, 2010Assignee: Panasonic CorporationInventor: Kazufumi Mizusawa
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Publication number: 20100165105Abstract: A projection model storage section stores position information of a plurality of points on a predetermined projection model. A computation section references the projection model storage section and acquires position information of a virtual image correspondence point of a point corresponding to a pixel of the virtual image in an area on the projection model specified as a target of the virtual image by an output range specification section. The computation section finds the pixel of a real image corresponding to the virtual image correspondence point, acquires a mapping table indicating the correspondence between the pixels of the virtual image and the pixels of the real image, and records the mapping table in a mapping table storage section. An image synthesis section references the mapping table storage section and converts an image input from an image pickup section into a virtual image viewed from a predetermined virtual eye point.Type: ApplicationFiled: July 6, 2007Publication date: July 1, 2010Inventor: Kazufumi Mizusawa
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Publication number: 20100141764Abstract: A parameter selection section selects one from a plurality of image synthesis parameters stored in a parameter storage section according to an output of a vehicle state detection section. An image synthesis section reads out camera images from frame memories according to the selected image synthesis parameter and generates a synthesized image showing a state of vehicle surroundings. A moving object detection section detects, in the thus generated synthetic image, a moving object region estimated as a region where a moving object is present.Type: ApplicationFiled: February 12, 2010Publication date: June 10, 2010Applicant: PANASONIC CORPORATIONInventors: Kunio Nobori, Masaki Sato, Kazufumi Mizusawa, Hirofumi Ishii
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Patent number: 7693303Abstract: A parameter selection section selects one from a plurality of image synthesis parameters stored in a parameter storage section according to an output of a vehicle state detection section. An image synthesis section reads out camera images from frame memories according to the selected image synthesis parameter and generates a synthesized image showing a state of vehicle surroundings. A moving object detection section detects, in the thus generated synthetic image, a moving object region estimated as a region where a moving object is present.Type: GrantFiled: November 10, 2008Date of Patent: April 6, 2010Assignee: Panasonic CorporationInventors: Kunio Nobori, Masaki Sato, Kazufumi Mizusawa, Hirofumi Ishii
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Patent number: 7599771Abstract: It is an object of the present invention to provide a parking assisting apparatus for assisting a vehicle driver in parking a vehicle more easily than the conventional apparatuses.Type: GrantFiled: April 27, 2005Date of Patent: October 6, 2009Assignee: Panasonic CorporationInventor: Kazufumi Mizusawa
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Patent number: 7554573Abstract: An object of the present invention is to provide a driving assistance system capable of displaying a picked-up image near a vehicle as a less-distorted image on a monitor. A driving assistance system according to the present invention comprises an imaging means (2) for picking up a surrounding image of a vehicle (1) on a road surface, an image translating means (3) for executing an image translation by using a three-dimensional projection model (300), which is convex toward a road surface side and whose height from the road surface is not changed within a predetermined range from a top end portion of the vehicle (1) in a traveling direction, to translate the image picked up by the imaging means (2) into an image viewed from a virtual camera (2a), and a displaying means (4) for displaying an image translated by the image translating means (3).Type: GrantFiled: May 23, 2003Date of Patent: June 30, 2009Assignee: Panasonic CorporationInventor: Kazufumi Mizusawa
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Patent number: 7538798Abstract: A subject of the present invention is to form simply a mapping table, which transforms a picked-up image of a real camera into an image viewed from a virtual viewpoint, by a small amount of computation. An image transforming system of the present invention has an imaging means (10) for picking up a real image, a coordinate recording means (32) for recording a three-dimensional position on a projection model corresponding to a previously-computed pixel position of a virtual camera, a means for computing a positional relationship between the virtual camera and the imaging means (10), means (20)(30) for forming and recording a mapping table, which transforms the real image into an image viewed from the virtual camera, based on information of the positional relationship and information of the three-dimensional position recorded in the coordinate recording means (32), and a means (40) for mapping the real image by using the mapping table.Type: GrantFiled: February 25, 2003Date of Patent: May 26, 2009Assignee: Panasonic CorporationInventor: Kazufumi Mizusawa
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Patent number: 7512251Abstract: A parameter selection section selects one from a plurality of image synthesis parameters stored in a parameter storage section according to an output of a vehicle state detection section. An image synthesis section reads out camera images from frame memories according to the selected image synthesis parameter and generates a synthesized mage showing a state of vehicle surroundings. A moving object detection section detects, in the thus generated synthetic image, a moving object region estimated as a region where a moving object is present.Type: GrantFiled: January 6, 2006Date of Patent: March 31, 2009Assignee: Panasonic CorporationInventors: Kunio Nobori, Masaki Sato, Kazufumi Mizusawa, Hirofumi Ishii
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Publication number: 20090067677Abstract: A parameter selection section selects one from a plurality of image synthesis parameters stored in a parameter storage section according to an output of a vehicle state detection section. An image synthesis section reads out camera images from frame memories according to the selected image synthesis parameter and generates a synthesized image showing a state of vehicle surroundings. A moving object detection section detects, in the thus generated synthetic image, a moving object region estimated as a region where a moving object is present.Type: ApplicationFiled: November 10, 2008Publication date: March 12, 2009Applicant: Panasonic CorporationInventors: Kunio Nobori, Masaki Sato, Kazufumi Mizusawa, Hirofumi Ishii