Patents Assigned to MAXELL, LTD.
  • Publication number: 20240061240
    Abstract: A compact air floating video display apparatus providing a highly visually recognized air floating video less susceptible to external light and having fewer ghosts is provided. The air floating video display apparatus includes: an opening portion having a transparent member configured to transmit video light of a specific polarization wave therethrough; a display panel serving as a video source; a light source configured to supply light having specific polarization directionality to the video source; a retroreflection optical member having a retroreflection surface provided with a waveplate; one or more reflection mirrors; a polarization splitter arranged in a space connecting the video source and the retroreflection optical member.
    Type: Application
    Filed: December 1, 2021
    Publication date: February 22, 2024
    Applicant: Maxell, Ltd.
    Inventors: Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
  • Publication number: 20240061882
    Abstract: An automatic video production device that performs fitting or fusion processing of a predetermined child video object that is not included in a parent video into a predetermined video scene of the parent video content as a video fusion source, the automatic video production device including a video content interpreting unit that interprets the entirety or a part of the video content of the parent video content, or divides the parent video content into a predetermined parent video scene to generate processing data that is predetermined parent video interpretation data obtained by converting a content interpretation result of the parent video or a division result of the parent video scene into data in a predetermined description format.
    Type: Application
    Filed: October 31, 2023
    Publication date: February 22, 2024
    Applicant: Maxell, Ltd.
    Inventors: Kunikazu OONISHI, Seiji MURATA
  • Publication number: 20240063367
    Abstract: A negative electrode for a non-aqueous electrolyte secondary battery including a negative-electrode mixture layer containing a negative-electrode active material on one surface or both surfaces of a current collector, and (1) Rs/(?v×d) falls within a specific range in accordance with the thickness of the negative-electrode mixture layer, or (2) the negative electrode satisfies a relationship: Rs?1.67d+b, where Rs is an interface resistance (?cm2) between the negative-electrode mixture layer and the current collector, ?v is a volume resistivity (?cm) of the negative-electrode mixture layer, and d is the thickness (cm) of the negative-electrode mixture layer. A non-aqueous electrolyte secondary battery including a positive electrode, a negative electrode, a separator interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte, and wherein the negative electrode is the negative electrode for a non-aqueous electrolyte secondary battery.
    Type: Application
    Filed: October 15, 2021
    Publication date: February 22, 2024
    Applicant: Maxell, Ltd.
    Inventor: Yuta TAKAICHI
  • Patent number: 11899825
    Abstract: A portable terminal device sets a security level for each application in accordance with position, and stores the level in a memory. The security level determines whether each application is displayed or made executable on a display portion in locked state and unlocked state. A controller refers to the security level and determines the application displayed on the display portion in accordance with position information acquired by a position information acquisition unit (GPS reception unit), and makes executable the application selected by the user. Thus, the portable terminal device offers user-friendliness while ensuring security strength.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: February 13, 2024
    Assignee: MAXELL, LTD.
    Inventors: Motoyuki Suzuki, Kazuhiko Yoshizawa
  • Patent number: 11899182
    Abstract: To provide a vehicle-mounted wide-angle lens that simultaneously achieves a high resolution necessary for sensing, a size small enough to be mounted on a vehicle, and a low price. An imaging lens includes, sequentially from the object side, a first lens having a negative power and being concave on the image side, a second lens having a negative power and being concave on the image side, a third lens having a positive power and being convex on the object side, an aperture stop, a fourth lens having a positive power and being convex on the image side, a fifth lens, a sixth lens whose object side is bonded to the image side of the fifth lens and a seventh lens having a negative power and being convex on the image side, and the fourth lens is an aspheric glass lens.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: February 13, 2024
    Assignee: MAXELL, LTD.
    Inventor: Yukihiro Shimoeda
  • Publication number: 20240045227
    Abstract: A compact and portable air floating video display apparatus includes a housing that can be installed in a bottle holder in a vehicle. A video display apparatus, a beam splitter, a retroreflector, a retardation plate, and a plane mirror are provided in the housing. In the air floating video display apparatus, a video light of a specific polarized wave from the video display apparatus is reflected by the plane mirror, transmitted through the beam splitter, and subjected to polarization conversion by being reflected by the retroreflector and passing through the retardation plate. Then, the video light is reflected by the beam splitter and transmitted through the window, thereby displaying an air floating video outside the apparatus.
    Type: Application
    Filed: March 10, 2022
    Publication date: February 8, 2024
    Applicant: Maxell, Ltd.
    Inventors: Hiroaki TAKAHASHI, Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
  • Patent number: 11895445
    Abstract: A projection video display apparatus includes a video input unit, a light source, a display element, a projection optical system, and a variable light adjusting function which changes the amount of light incident on the display element. Display modes using the variable light adjusting function are prepared, and one display mode of the display modes can be selected from a menu screen. Further, the display modes of the display video using the variable light adjusting function includes: a first display mode where the input video is displayed while changing a light adjusting amount in accordance with light adjusting control information, which is input from external equipment and is capable of controlling the variable light adjusting function in unit of frame of a projected video; and a second display mode where the input video is displayed while changing a light adjusting amount in accordance with the input video.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: February 6, 2024
    Assignee: MAXELL, LTD.
    Inventors: Takuya Shimizu, Shinji Onodera
  • Patent number: 11893153
    Abstract: Provided is a technique in which, in arranging a virtual object with respect to a real space, a user has less trouble, usability is good, and the object is suitably placeable. A head mounted display apparatus (HMD apparatus) according to one embodiment has a function of arranging and displaying the virtual object in a space based on an operation by a user. The HMD apparatus displays, on a display surface, a grid including a plurality of points for supporting an operation of the virtual object, and disposes and displays, according to an operation includes designation of a target virtual object and designation of a first point at an arrangement destination, the target virtual object at the position of the first point.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: February 6, 2024
    Assignee: MAXELL, LTD.
    Inventors: Yasunobu Hashimoto, Hitoshi Akiyama, Megumi Kurachi
  • Patent number: 11895353
    Abstract: A digital broadcast receiving apparatus capable of executing a function with a higher added value is provided. A broadcast receiving apparatus configured to receive contents includes: a receiving unit configured to receive the contents; an interface via which the contents received by the receiving unit is outputted; a control unit configured to control an output state of the contents from the interface. In this case, the control unit is configured to determine the output state of the contents from the interface in accordance with a combination of control information indicating a copy control state of the contents, control information for specifying necessity or not of protection when to output the contents, information indicating resolution of video of the contents, and information indicating transmission characteristics of video of the contents, which are received by the receiving unit together with the contents.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: February 6, 2024
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Yasunobu Hashimoto, Nobuo Masuoka, Nobuaki Kabuto
  • Publication number: 20240036634
    Abstract: A technique suitable when an air floating video is used as a non-contact user interface is provided. An air floating video display apparatus includes: a sensor for detecting a state of operation including a position of a hand finger of a user with respect to an air region including a plane of the air floating video or an object displayed on the plane; and a fingertip tactile sense generator which generates texture of a sense of touch on the hand finger by forming, based on information detected by the sensor, sound pressure based on an ultrasonic wave in vicinity of a position of the hand finger.
    Type: Application
    Filed: December 20, 2021
    Publication date: February 1, 2024
    Applicant: Maxell, Ltd.
    Inventors: Hiroaki TAKAHASHI, Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
  • Patent number: 11886629
    Abstract: Provided are a head-mounted information processing apparatus capable of improving user's convenience, and its controlling method. Therefore, it includes a main body device 2 used in a state of being worn on a user's head, and a controller used in a state of being worn on a user's wrist or hand and controlling the main body device. For example, a directional detector 91 in the main body device 2 detects a controller's direction by calculation based on a detected result of a position/attitude sensor of the controller. A rotational detector 92 detects controller's rotation, which uses the direction of the controller as a rotational axis, by calculation based on the detected result of the position/attitude sensor of the controller. An operation instruction converter 87 converts detected results of the directional detector 91 and the rotational detector 92 into instructions for the main body device 2.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: January 30, 2024
    Assignee: MAXELL, LTD.
    Inventors: Yasunobu Hashimoto, Naohisa Takamizawa
  • Patent number: 11878586
    Abstract: An information display apparatus and a spatial sensing apparatus for the information display apparatus are provided, the information display apparatus enabling the selection/change of the lot of display images in small point-of-view motion so that an interactive function for a driver is achieved. An information display apparatus displaying information onto a vehicle includes: an information display apparatus displaying image information onto an image display region on a forward part of a driver seat of the vehicle; and a spatial sensing means detecting positional information of instruction made by a driver in a spatial region between the driver seat and the displayed image display region, and the information display apparatus includes a means displaying the instruction made by the driver onto the image display region on the forward part in response to the positional information of the instruction made by the driver, detected by the spatial sensing means.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: January 23, 2024
    Assignee: MAXELL, LTD.
    Inventors: Koji Hirata, Koji Fujita, Eiji Takagi
  • Patent number: 11882233
    Abstract: The purpose is to provide a mobile terminal device that can limit the use of the application by detecting the user position of the mobile terminal device and the speed of the vehicle by itself. To this end, provided is a function limitation method of a mobile terminal device with function limitation capable of limiting a use of an application, including, a step of determining whether or not a limitation target application of the mobile terminal device is in activation, a usage position check step of determining, by the mobile terminal device, a user of the mobile terminal device is on a driver seat, and a speed check step of calculating, by the mobile terminal device, a vehicle in which the user of the mobile terminal device is riding is traveling, in which the use of the application is limited or terminated when the user of the mobile terminal device is on the driver seat, and the vehicle is traveling.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: January 23, 2024
    Assignee: MAXELL, LTD.
    Inventors: Tomonori Nomura, Yasunobu Hashimoto, Mitsunobu Watanabe, Kazuhiko Yoshizawa, Hiroshi Shimizu, Hirokazu Ishii
  • Patent number: 11880125
    Abstract: An information display system having acute-angled diffusion characteristics configured to display an image to inside or outside of a space via a transparent projected member, the information display system including an image projection apparatus, a transparent sheet provided on an inner surface of a display region set on a part of the projected member; and a light direction changing unit that directs a direction of image light toward the transparent sheet of the display region, the image projection apparatus including an image light characteristic converting unit, and an image light control film that restricts an emission direction of the image light being provided on an upper surface of the image projection apparatus, so that the image light is not directly delivered to an observer and the image light reflected by the transparent sheet is recognized by the observer.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: January 23, 2024
    Assignee: MAXELL, LTD.
    Inventors: Koji Hirata, Toshinori Sugiyama, Koji Fujita, Eiji Takagi
  • Patent number: 11880909
    Abstract: A HUD apparatus that is an AR display apparatus mounted on an on-vehicle system includes: an image selection unit configured to input an image photographed by a camera, select and extract an area of an object from the image; a visibility judgment unit configured to judge visibility of a user with respect to the area of the object on a basis of an index value; an AR image generator unit configured to generate an AR image regarding the object by subjecting the area to image processing for improving the visibility on a basis of the visibility of the area of the object; and an AR display unit configured to superimpose and display the AR image onto a screen. The visibility judgment unit controls whether the AR image is to be displayed or not and content of the image processing to be changed in accordance with the visibility.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: January 23, 2024
    Assignee: MAXELL, LTD.
    Inventors: Hiromitsu Mori, Seiji Murata, Tomoto Kawamura
  • Publication number: 20240019715
    Abstract: An air floating video display apparatus includes a display apparatus configured to display a video, a retroreflector configured to reflect video light from the display apparatus and form an air floating video in air by the reflected light, a sensor configured to detect a touch operation by a finger of a user on one or more objects displayed in the air floating video, and a controller. When the user performs the touch operation on the object, the controller assists the touch operation for the user based on a detection result of the touch operation by the sensor.
    Type: Application
    Filed: December 13, 2021
    Publication date: January 18, 2024
    Applicant: Maxell, Ltd.
    Inventors: Katsuyuki WATANABE, Takuya SHIMIZU, Koji HIRATA, Koji FUJITA, Toshinori SUGIYAMA
  • Patent number: 11870276
    Abstract: A wireless power transfer system includes a wireless terminal apparatus, a wireless power transmitter, and a wireless base station (a wide-area base station and a narrow-area base station). The wireless base station creates schedule information containing allocation of wireless resources regarding the wireless data communication and the wireless power transfer on the basis of grasp of a request of the wireless data communication and a request of the wireless power transfer from the wireless terminal apparatus, and transmits the schedule information to the wireless power transmitter and the wireless terminal apparatus. The wireless power transmitter executes the wireless power transfer to the wireless terminal apparatus in accordance with the schedule information. The wireless terminal apparatus receives the wireless power transfer from the wireless power transmitter in accordance with the schedule information, and executes the wireless data communication via the wireless base station.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: January 9, 2024
    Assignee: MAXELL, LTD.
    Inventors: Yasuo Yahagi, Takatoshi Shirosugi, Hitoshi Akiyama, Osamu Kawamae, Manabu Katsuki
  • Patent number: 11871239
    Abstract: A technology which is highly safe and furthermore highly convenient in personal authentications via a mobile terminal is provided. A terminal device 200 of the present invention includes: a position determining section 271 that determines a position of the terminal device 200 at predetermined time intervals, and accumulates the position as position information; a movement history generating section 272 that generates a movement history by using the position information accumulated in a predetermined period, and stores the movement history as movement history information; a registration processing section 276 that transmits, for registration, the movement history information to a personal authentication apparatus; and an authentication requesting section 279 that makes an authentication request to the personal authentication apparatus 310 by using the movement history information stored after the transmission by the registration processing section 276 to the personal authentication apparatus 310.
    Type: Grant
    Filed: September 15, 2022
    Date of Patent: January 9, 2024
    Assignee: MAXELL, LTD.
    Inventor: Kenichi Shimada
  • Patent number: 11869225
    Abstract: An imaging device and an authentication controller are provided. The imaging device includes a modulator that includes a first pattern and that modulates light intensity with the first pattern, an image sensor that converts a light beam transmitted through the modulator into imaging data and outputs the imaging data, an image processing unit that performs, to the imaging data, a reconstruction process in which an image of the subject is reconstructed based on the cross-correlation operation between the imaging data and the pattern data having a second pattern and acquires an image, and a distance measurement unit that repeats the reconstruction process to the imaging data while changing a focus distance and acquires a focus distance having a highest contrast in a measurement region as a distance. The authentication controller performs image authentication and distance authentication using image data and distance data acquired by the imaging device.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: January 9, 2024
    Assignee: MAXELL, LTD.
    Inventors: Mayumi Nakade, Ikuya Arai, Osamu Kawamae
  • Patent number: 11871120
    Abstract: The present invention makes it possible to perform good illumination and obtain a good captured image when a plurality of users each having a camera-equipped portable information terminal device gather in the same place. A camera-equipped portable information terminal device is provided with: an imaging unit that captures an image of a subject; a first illumination means for illuminating the subject; a first communication unit that communicates with other portable information terminal devices; and a first control unit that controls the imaging unit and the first communication unit. The first control unit transmits a light emission instruction signal to the other portable information terminal devices via the first communication unit, and causes a second illumination means of each of the other portable information terminal devices to emit light in tandem with an imaging operation of the imaging unit.
    Type: Grant
    Filed: November 4, 2022
    Date of Patent: January 9, 2024
    Assignee: MAXELL, LTD.
    Inventors: Hiroshi Shimizu, Motoyuki Suzuki, Yasunobu Hashimoto, Tomonori Nomura, Kazuhiko Yoshizawa