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).

  • Patent number: 11438661
    Abstract: In a broadcast receiving apparatus including: a broadcast receiving unit configured to receive control information regarding contents of digital broadcasting and content protection for the contents; an accumulation unit configured to accumulate the contents received by the broadcast receiving unit; a video output unit configured to output video of the contents received by the broadcast receiving unit or video of the contents accumulated by the accumulation unit to external equipment; an interface; and a control unit, switching of content protecting processes are executed in accordance with the number of pixels of video of contents in a first video outputting process state to output contents to external equipment without accumulation, a second video outputting process state to output contents to external equipment after an accumulating process, a copying process state, and a moving process state, and control is executed.
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: September 6, 2022
    Assignee: MAXELL, LTD.
    Inventors: Takuya Shimizu, Kazuhiko Yoshizawa, Yasunobu Hashimoto, Nobuo Masuoka
  • Publication number: 20220279231
    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: Application
    Filed: July 29, 2020
    Publication date: September 1, 2022
    Inventors: Kazuhiko YOSHIZAWA, Yasunobu HASHIMOTO, Takuya SHIMIZU, Hitoshi AKIYAMA
  • Patent number: 11425455
    Abstract: A broadcast reception device receives a digital broadcast service capable of executing an application cooperating with a broadcast program, and is provided with: a broadcast reception unit which receives broadcast waves of the digital broadcast service; a separation unit which separates video information relating to the broadcast program and application-related information from the received broadcast waves; a broadcast video decoding unit which decodes the video information relating to the broadcast program; an application acquisition unit which acquires an application on the basis of location information included in the application-related information; an application execution unit which executes the acquired application and acquires additional data from a server device; a video conversion unit which converts broadcast program video decoded by the broadcast decoding unit into high-quality video having a higher quality than the video using the acquired additional data; and a display unit which is able to disp
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: August 23, 2022
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Tetsuya Sakamoto, Motoyuki Suzuki, Yasunobu Hashimoto, Nobuaki Kabuto, Keisuke Inata
  • Publication number: 20220262029
    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: Application
    Filed: May 16, 2019
    Publication date: August 18, 2022
    Inventors: Kazuhiko YOSHIZAWA, Satoru TAKASHIMIZU
  • Publication number: 20220252880
    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: September 30, 2019
    Publication date: August 11, 2022
    Inventors: Megumi KURACHI, Masuo OKU, Hirokazu ISHII, Osamu KAWAMAE, Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA
  • Publication number: 20220246114
    Abstract: Ina head mounted display 100, a memory 71 stores an application. An image pickup unit 74 takes an image of a site of a user 1, and a position specifying unit 73 specifies a position and a direction of the head mounted display 100. A detector 75 detects a position indicated by the user 1 on the basis of the image taken by the image pickup unit 74, and a setting unit 76 sets a position indicating a home position on the basis of a result detected by the detector 75 and the position and the direction specified by the position specifying unit 73.
    Type: Application
    Filed: April 22, 2022
    Publication date: August 4, 2022
    Inventors: Kazuhiko YOSHIZAWA, Yasunobu HASHIMOTO
  • Patent number: 11405679
    Abstract: A broadcast receiving apparatus includes a broadcast receiver that receives a broadcast wave of a digital broadcasting service; a separator that separates at least 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 b
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: August 2, 2022
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yusuke Uchiyama, Yasunobu Hashimoto
  • Publication number: 20220236854
    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: Application
    Filed: April 11, 2022
    Publication date: July 28, 2022
    Inventors: Kazuhiko YOSHIZAWA, Yasunobu HASHIMOTO, Sadao TSURUGA, Susumu YOSHIDA
  • Publication number: 20220239984
    Abstract: There is provided a portable terminal device 2 that notifies a television receiver 1 of a received phone call or mail. The portable terminal device 2 includes a communication unit 210 that receives a phone call or mail and communicates with the television receiver, a notification execution unit 203c that performs control in a case where information of the phone call or the mail received by the communication unit is notified to the television receiver, and a posture detection execution unit 203e that detects a posture of the portable terminal device. In a case where the communication unit receives a phone call or mail, the notification execution unit changes content of the information of the received phone call or mail according to a detection result of the posture detection execution unit and notifies the television receiver of the changed content.
    Type: Application
    Filed: April 15, 2022
    Publication date: July 28, 2022
    Inventors: Motoyuki SUZUKI, Hiroshi SHIMIZU, Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA, Mitsunobu WATANABE, Tomonori NOMURA
  • Publication number: 20220230560
    Abstract: In a road guidance using a Braille block, it has not been possible to determine a walking direction of a user only by a single Braille block. To solve the above problem, in a road guidance system including a mobile information terminal and a Braille block, the mobile information terminal includes a photographing processing unit, a QR code analysis processing unit that analyzes a QR code, a voice output processing unit, and a control unit, a QR code is affixed to the Braille block, and the control unit analyzes the QR code affixed to the Braille block photographed by the photographing processing unit using the QR code analysis processing unit to obtain QR code information, generates road guidance information generated based on a walking direction of a user holding the mobile information terminal from the QR code information, and outputs the road guidance information from the voice output processing unit as a voice.
    Type: Application
    Filed: June 6, 2019
    Publication date: July 21, 2022
    Inventors: Sadao TSURUGA, Tamotsu ITO, Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA
  • Patent number: 11395042
    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 through which the contents received by the receiving unit are outputted; and a control unit configured to control an output state of the contents from the interface. The control unit is configured to determine an 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 whether protection is required or not when the contents are to be outputted, information indicating resolution of video of the contents, and information indicating transmission characteristics of the video of the contents, which are received by the receiving unit together with the contents.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: July 19, 2022
    Assignee: MAXELL, LTD.
    Inventors: Takuya Shimizu, Kazuhiko Yoshizawa, Yasunobu Hashimoto, Nobuo Masuoka, Nobuaki Kabuto
  • Publication number: 20220217283
    Abstract: An imaging apparatus includes imaging units that image a subject, a title generation executing unit that generates title images each including a display title for classifying a plurality of captured images acquired by the imaging unit and inserts the title image into the captured images, a storage unit that stores the captured images and the title images, a display unit that displays the captured images and the title images stored in the storage unit in the form of a list, and an image search executing unit that searches for a desired captured image from the plurality of captured images and the title images displayed on the display unit in the form of the list. The title generation executing unit hierarchically generates the title images in accordance with a priority set in each type of display title for classifying the captured images.
    Type: Application
    Filed: March 25, 2022
    Publication date: July 7, 2022
    Inventors: Kazuhiko YOSHIZAWA, Hiroshi SHIMIZU, Akira ISHIYAMA
  • Patent number: 11378805
    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: Grant
    Filed: June 25, 2018
    Date of Patent: July 5, 2022
    Assignee: MAXELL, LTD.
    Inventors: Mitsunobu Watanabe, Yasunobu Hashimoto, Osamu Kawamae, Nobuo Masuoka, Kazuhiko Yoshizawa, Hiroshi Shimizu
  • Publication number: 20220207490
    Abstract: An information display device for displaying activity schedule of an assigned user provided with one of seats in advance, detects position and direction of the information display device; acquires distance from the information display device to a display target seat of an assigned user whose activity schedule is to be displayed; uses the position, the direction, and the distance to calculate display seat position of the display target seat; extracts, from a table which registers assigned user information of assigned users of the seats in association with registration seat position of the seats, one piece of the assigned user information registered in association with one piece of the registration seat position which is closest to the display seat position; acquires current activity schedule registered in association with the one piece of the assigned user information; and displays the acquired activity schedule on a display unit.
    Type: Application
    Filed: April 19, 2019
    Publication date: June 30, 2022
    Inventors: Kazuhiko YOSHIZAWA, Osamu KAWAMAE, Hitoshi AKIYAMA, Mayumi NAKADE, Megumi KURACHI
  • Publication number: 20220197458
    Abstract: Provided is a portable terminal device capable of realizing more preferable usability. The portable terminal device includes a display displaying information such as content on a display screen; a detector detecting a pressing onto the display screen; atilt angle detector detecting a tilt angle of the portable terminal device; and a display controller performing control for changing a display range of display information displayed on the display screen. The display controller sets, as a reference angle ?0, a tilt angle detected when a pressing having a strength equal to or more than a predetermined value is detected, and controls scrolls so as to change the display range of the display information in the display screen in accordance with a value of a difference between the reference angle ?0 and a tilt angle ?n detected in a pressing-held state.
    Type: Application
    Filed: March 10, 2022
    Publication date: June 23, 2022
    Inventors: Motoyuki SUZUKI, Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA
  • Publication number: 20220191582
    Abstract: A broadcast receiving apparatus capable of executing a function with a higher added value includes: a receiving unit configured to receive the video data of the digital broadcast program, the program-cooperation data, and the screen layout control information; a video generating unit configured to divide a video display region for a video to be outputted into a plurality of regions on the basis of the screen layout control information, arrange program video information and other information in each of the plurality of regions, and generate video information; a display unit configured to display the output video information; and a control unit which can, where there is no effective screen layout control information control the video generating unit so as not to divide the video display region and to generate the program video information as the output video information until effective screen layout control information is obtained.
    Type: Application
    Filed: March 2, 2022
    Publication date: June 16, 2022
    Inventors: Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA, Takuya SHIMIZU, Nobuo MASUOKA, Toshiyuki KURITA, Hiroshi SHIMIZU, Yusuke UCHIYAMA
  • Publication number: 20220191371
    Abstract: An imaging method is provided that includes: taking an image of an object to generate an image signal of the object; generating a taken image of the object on a basis of the image signal; detecting motion information of the object on the basis of the image signal; taking an image of the object on a basis of the motion information multiple times so as to differentiate an exposure amount thereof and generating an HDR synthetic image of the object on the basis of a plurality of image signals whose exposure amounts are different from each other.
    Type: Application
    Filed: March 7, 2022
    Publication date: June 16, 2022
    Applicant: MAXELL, LTD.
    Inventors: Hiroshi SHIMIZU, Akira ISHIYAMA, Kazuhiko YOSHIZAWA, Yasunobu HASHIMOTO, Motoyuki SUZUKI, Mitsunobu WATANABE
  • Patent number: 11341940
    Abstract: In a head mounted display 100, a memory 71 stores an application. An image pickup unit 74 takes an image of a site of a user 1, and a position specifying unit 73 specifies a position and a direction of the head mounted display 100. A detector 75 detects a position indicated by the user 1 on the basis of the image taken by the image pickup unit 74, and a setting unit 76 sets a position indicating a home position on the basis of a result detected by the detector 75 and the position and the direction specified by the position specifying unit 73.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: May 24, 2022
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Yasunobu Hashimoto
  • Publication number: 20220132019
    Abstract: A video recording device includes: a first imaging unit (in camera) arranged on a same face as that of a display unit of a casing of the device; a second imaging unit (out camera) arranged on a face different from that of the display unit of the casing of the device; and an audio input unit that inputs a command voice giving an instruction for recording a video signal. A control unit sets a delay time until start of a recording process performed by the recording unit after input of the command voice to be different in accordance with the enabled imaging unit and sets a delay time of a case where the first imaging unit is enabled to be longer than a delay time of a case where the second imaging unit is enabled.
    Type: Application
    Filed: January 5, 2022
    Publication date: April 28, 2022
    Inventors: Kazuhiko YOSHIZAWA, Hirohito KURIYAMA
  • Patent number: 11310561
    Abstract: There is provided a portable terminal device 2 that notifies a television receiver 1 of a received phone call or mail. The portable terminal device 2 includes a communication unit 210 that receives a phone call or mail and communicates with the television receiver, a notification execution unit 203c that performs control in a case where information of the phone call or the mail received by the communication unit is notified to the television receiver, and a posture detection execution unit 203e that detects a posture of the portable terminal device. In a case where the communication unit receives a phone call or mail, the notification execution unit changes content of the information of the received phone call or mail according to a detection result of the posture detection execution unit and notifies the television receiver of the changed content.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: April 19, 2022
    Assignee: MAXELL, LTD.
    Inventors: Motoyuki Suzuki, Hiroshi Shimizu, Yasunobu Hashimoto, Kazuhiko Yoshizawa, Mitsunobu Watanabe, Tomonori Nomura