Patents by Inventor Kazuhiko Yoshizawa

Kazuhiko Yoshizawa 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).

  • Publication number: 20240151976
    Abstract: A head-mounted display comprises: a wearing body; a display; a communication module configured to perform communication connection with a mobile information terminal; a field of view(FOV) sensor configured to output status data used for determining whether the mobile information terminal is included in a user's FOV through the wearing body; and a controller connected to each of the display, the communication module, and the FOV detection sensor. The controller determines whether the mobile information terminal is included in the user's FOV based on the status data, and performs display control with respect to the display so as to display an application screen of the mobile information terminal on the display when determining that the mobile information terminal is not included in the FOV, and not to display the application screen on the display when determining that the mobile information terminal is included in the FOV.
    Type: Application
    Filed: January 17, 2024
    Publication date: May 9, 2024
    Inventors: Mitsunobu WATANABE, Yasunobu HASHIMOTO, Osamu KAWAMAE, Nobuo MASUOKA, Kazuhiko YOSHIZAWA, Hiroshi SHIMIZU
  • Patent number: 11979629
    Abstract: The present invention provides a digital broadcast receiver capable of executing functions having higher added values. The broadcast receiver receives a broadcast wave of a digital broadcast service, controls an operation including activation and end of an application that is in cooperation with a broadcast program based on application-related information, and selects control relating to reactivation of the application based on a user's operation. If activation of the application is requested after the end of the application, the broadcast receiver controls the reactivation or non-reactivation of the application in accordance with the selection of control by the user.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: May 7, 2024
    Assignee: MAXELL, LTD.
    Inventors: Yasunobu Hashimoto, Motoyuki Suzuki, Kazuhiko Yoshizawa, Nobuo Masuoka
  • Publication number: 20240146992
    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: Application
    Filed: December 19, 2023
    Publication date: May 2, 2024
    Inventors: Kazuhiko YOSHIZAWA, Takuya SHIMIZU, Yasunobu HASHIMOTO, Nobuo MASUOKA, Nobuaki KABUTO
  • Patent number: 11971550
    Abstract: A video transmissive head-mounted display device capable of avoiding danger to a user when worn by the user has an external world image acquired by a first image inputting unit, and the external world image is displayed on a display unit. The head-mounted display device has a second image inputting unit that acquires a binocular image of a wearer. The head-mounted display device is configured so that a control unit determines, from the binocular image of the wearer acquired by the second image inputting unit, that the wearer is awake when both eyes are closed for no longer than a predetermined period of time and that the wearer is asleep when both eyes are closed for a predetermined period of time or longer, and the display unit displays the external world image acquired by the first image inputting unit when the wearer wakes from sleep.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: April 30, 2024
    Assignee: Maxell, Ltd.
    Inventors: Kazuhiko Yoshizawa, Mayumi Nakade
  • Patent number: 11972591
    Abstract: In an image processing apparatus 100, an image acquiring portion 11 acquires image information. A position acquiring portion 12 acquires an image capturing position and an image capturing direction of the image information. An image-capturing propriety information acquiring portion 13 acquires image-capturing propriety information indicating that a position of an information terminal 200 corresponds to image-capturing propriety setting information. An image editing portion 14 performs a masking process to a range based on the information terminal 200 in the image information acquired by the image acquiring portion 11, in accordance with image-capturing propriety setting information of the image-capturing propriety information indicating that the position of the information terminal 200 in the image-capturing propriety information corresponds to the image capturing range based on the image capturing position and the image capturing direction acquired by the position acquiring portion 12.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: April 30, 2024
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Satoru Takashimizu
  • Patent number: 11974009
    Abstract: A broadcast reception device includes: a program recording execution unit that stores, into a recording-content storage area, program identification information for identifying a broadcast program, and storage-destination information for specifying a server device storing the broadcast program; a reception function execution unit that transmits the program identification information and the program storage-destination information to the server device specified from the program storage-destination information; and an output unit that outputs sound information and image information on the broadcast program transmitted from the server device.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: April 30, 2024
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Nobuo Masuoka, Hiroshi Shimizu, Yasunobu Hashimoto
  • Publication number: 20240137607
    Abstract: A technique for transmitting or receiving an advanced digital broadcasting service more preferably is provided. One or a plurality of receivers detect a 2K broadcasting service that transmits a 2K broadcasting program by performing a frequency scan for a received broadcast wave and create a service list of the 2K broadcasting service by using information related to the detected 2K broadcasting service, the one or plurality of receivers detect, after the detection of the 2K broadcasting service, a 4K broadcasting service that transmits a 4K broadcasting program by performing a frequency scan for the broadcast wave and create a service list of the 4K broadcasting service by using information related to the detected 4K broadcasting service, and a memory stores a service list obtained by composing the created service list of the 2K broadcasting service and the created service list of the 4K broadcasting service.
    Type: Application
    Filed: January 6, 2022
    Publication date: April 25, 2024
    Inventors: Nobuo MASUOKA, Takuya SHIMIZU, Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA, Hitoshi AKIYAMA
  • Publication number: 20240126926
    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: Application
    Filed: December 27, 2023
    Publication date: April 18, 2024
    Inventors: Motoyuki SUZUKI, Kazuhiko YOSHIZAWA
  • Patent number: 11962843
    Abstract: A broadcast receiving apparatus includes: a digital broadcast receiver configured to receive digital broadcasting in which contents are transmitted; a network transceiver configured to execute network communication; a data string converter configured to perform a mixing process for creating a new coded data string based on a coded data string of the received contents and a coded data string acquired by the network transceiver; a digital interface configured to output the contents to external equipment; and a controller configured to determine a state of the network communication of the external equipment. The state of the network communication of the external equipment includes a first state in which the network communication is in a communicable state and a second state in which the network communication is in an uncommunicable state. In accordance with the determined state of the network communication, the digital interface performs three types of output operations.
    Type: Grant
    Filed: May 9, 2023
    Date of Patent: April 16, 2024
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yusuke Uchiyama, Yasunobu Hashimoto
  • Publication number: 20240121517
    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: Application
    Filed: December 14, 2023
    Publication date: April 11, 2024
    Inventors: Hiroshi SHIMIZU, Motoyuki SUZUKI, Yasunobu HASHIMOTO, Tomonori NOMURA, Kazuhiko YOSHIZAWA
  • Patent number: 11954247
    Abstract: Provided regarding a technique of an HMD is a technique capable of realizing high functionality and weight reduction in a well-balanced manner and improving usability for a user. An HMD of an embodiment is a head mounted display apparatus, includes: a head attached part that is attached to a user's head and has a display screen for displaying an image; and a body trunk attached part communicating with the head attached part and attached to a portion of the user's body trunk, measures a relatively positional relationship between the head attached part and the body trunk attached part and grasps states including a position and a direction of the head attached part states including a position and a direction of the body trunk attached part based on the positional relationship.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: April 9, 2024
    Assignee: MAXELL, LTD.
    Inventors: Yasunobu Hashimoto, Kazuhiko Yoshizawa, Mayumi Nakade, Hitoshi Akiyama
  • Patent number: 11947757
    Abstract: A personal digital assistant includes a display control unit that causes an object as a target of the touch operation to be displayed in the image display unit, an image input unit that acquires a video of an operation instruction object that performs the touch operation on the touch screen, and a shaking detection unit that analyzes the video of the operation instruction object, which is acquired by the image input unit, and calculates a relative shaking amount of the operation instruction object to a position of the personal digital assistant as a reference. The display control unit causes the object to be displayed in the image display unit to be displayed, based on the relative shaking amount of the operation instruction object, which is calculated by the shaking detection unit, such that the object is shifted in accordance with the relative shaking amount.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: April 2, 2024
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Yasunobu Hashimoto, Sadao Tsuruga, Susumu Yoshida
  • Patent number: 11949940
    Abstract: A technique of transmitting or receiving an advanced digital broadcasting service more suitably is provided. As the means, a broadcast receiving apparatus for receiving a broadcasting wave, a 2K broadcasting service and a 4K broadcasting service being transmitted by the broadcasting wave, includes: a receiver configured to receive the broadcasting wave; a display; and a controller. The controller is configured to identify whether simultaneous broadcasting of a 2K broadcasting service and a 4K broadcasting service in the broadcasting wave is executed or not on a basis of control information, the control information being contained in the broadcasting wave received by the receiver.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: April 2, 2024
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Yasunobu Hashimoto, Takuya Shimizu, Hitoshi Akiyama
  • Patent number: 11947609
    Abstract: The purpose of the present invention is to provide a suitable user-friendliness to a user regarding a recommendation of application software on a portable information terminal. In order to accomplish the purpose, this portable information terminal is configured to set an application as a recommendation candidate when the status of the portable information terminal matches a condition corresponding to the application, and recommend the application when the application further matches a pre-set recommendation permitting condition. Hence, the portable information terminal and the application recommending method thereof capable of providing a preferable user-friendliness to the user can be provided.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: April 2, 2024
    Assignee: MAXELL, LTD.
    Inventors: Yasunobu Hashimoto, Kazuhiko Yoshizawa, Nobuo Masuoka, Motoyuki Suzuki, Hiroshi Shimizu, Hideyuki Kuwajima
  • Publication number: 20240104883
    Abstract: A display apparatus includes a display device and a processor, and the display device displays at least the virtual object among the individual real object cut out from the external real body as an object and the virtual object to be arranged in three dimensions, the object for which the user wants to view is determined as the target object, the object to be interfered when the user views the target object is detected as the interfering object, and when there is an interfering object, the display mode of at least one of the target object and the interfering object is changed so as to eliminate or reduce the interfering caused by the interfering object for viewing the target object.
    Type: Application
    Filed: December 10, 2020
    Publication date: March 28, 2024
    Inventors: Yasunobu HASHIMOTO, Yoshinori OKADA, Kazuhiko YOSHIZAWA, Hitoshi AKIYAMA, Mayumi NAKADE
  • Publication number: 20240093119
    Abstract: Provided is a silicone based anti-foaming agent oil compound that has not only superior anti-foaming speed but also anti-foaming performance that does not degrade with repeated use or use over a long period. The silicone based anti-foaming agent oil compound comprises: (A) an essentially hydrophobic organopolysiloxane with a viscosity at 25° C. of 2,500 to 50,000 mPa·s: 20 to 80 parts by mass; (B) a hydrophobic organopolysiloxane or cyclic organopolysiloxane having silanol groups at least at both terminals: 20 to 80 parts by mass; (C) a silane or silane condensation product: 1 to 10 parts by mass; and (D) a fine powder silica with a specific surface area of 50 m2/g or more: 2 to 10 parts by mass; where the total amount of (A) and (B) combined is 100 parts by mass. Also provided is a method for manufacturing the silicone based anti-foaming agent oil compound.
    Type: Application
    Filed: December 23, 2021
    Publication date: March 21, 2024
    Inventors: Kazuhiko KOJIMA, Ikutaro MORIKAWA, Tsunehito SUGIURA, Takeshi YOSHIZAWA
  • Publication number: 20240086514
    Abstract: The purpose of the present invention is to provide a portable terminal and an application software start-up system whereby the application software that is started up is limited depending on the state of a user, thereby providing an improved ease of use. For this purpose, an application software start-up method for an information processing device comprises: performing identity authentication based on static biological information; determining the state of the user by comparing dynamic biological information acquired from the body of the user with previously measured dynamic biological information; and limiting the application software that is started up in accordance with the determined state of the user and on the basis of a permission level that is set in advance for each application software item.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 14, 2024
    Inventors: Masayuki HIRABAYASHI, Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA
  • Publication number: 20240089527
    Abstract: A broadcast receiving includes a broadcast receiver that receives a broadcast wave of a digital broadcasting service; a separator that separates coded program video data, program-cooperation data, and screen layout control information, from the broadcast wave; a video decoder that decodes the coded program video data to reproduce program video information; a cooperation information generator that interprets the program-cooperation data to generate program-cooperation information; and a control unit that, when an instruction to display a given screen is input while the presentation processor divides video display region into sub-regions based on the screen layout control information, places the program video information in one of the sub-regions, places the program-cooperation information in another sub-region, and outputs the data of the video display region as the video information, outputs information of the given screen as the video information without dividing the video display region based on the screen
    Type: Application
    Filed: November 21, 2023
    Publication date: March 14, 2024
    Inventors: Kazuhiko YOSHIZAWA, Takuya SHIMIZU, Nobuo MASUOKA, Yusuke UCHIYAMA, Yasunobu HASHIMOTO
  • Patent number: 11930245
    Abstract: Provided is a mobile information terminal that performs data transmission and reception, the data transmission and reception including video data reception. The mobile information terminal includes a communication management execution module that obtains a communication amount of data transmitted and received by the mobile information terminal in a predetermined period, and a remote viewing execution module that compares the obtained communication amount to a preset predetermined value and makes an image quality of the video data selectable according to a relationship between the obtained communication amount and the predetermined value.
    Type: Grant
    Filed: April 17, 2023
    Date of Patent: March 12, 2024
    Assignee: Maxell, Ltd.
    Inventors: Kazuhiko Yoshizawa, Nobuo Masuoka, Motoyuki Suzuki
  • Publication number: 20240077722
    Abstract: In a linked display system in which wireless communication connection between a first information device and a second information device has been established, when the first information device transmits text data to the second information device in a state of displaying content containing the text data and image data, the second information device displays the text data while the first information device stops displaying the text data and enlarges and displays the image data.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 7, 2024
    Inventors: Megumi KURACHI, Masuo OKU, Hirokazu ISHII, Osamu KAWAMAE, Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA