Patents by Inventor Takuya Shimizu

Takuya Shimizu 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: 11575960
    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: Grant
    Filed: March 2, 2022
    Date of Patent: February 7, 2023
    Assignee: MAXELL, LTD.
    Inventors: Yasunobu Hashimoto, Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Toshiyuki Kurita, Hiroshi Shimizu, Yusuke Uchiyama
  • Publication number: 20230028160
    Abstract: An image encoding method for encoding an image includes: a prediction image generation step of generating a prediction image of a synthesis prediction by performing synthesis processing of synthesizing a prediction image of an in-screen block copy prediction and a prediction image of an intra prediction different from the in-screen block copy prediction, to an encoding-target block; and an encoding step of encoding a difference between the prediction image generated in the prediction image generation step and a pixel value of an image of the encoding-target block, the synthesis processing includes weighting processing performed to the prediction image of the in-screen block copy prediction and the prediction image of the intra prediction that is different from the in-screen block copy prediction, and a weighting parameter of the prediction image of the intra prediction in the weighting processing is determined by information of an adjacent block adjacent to the encoding-target block.
    Type: Application
    Filed: December 25, 2020
    Publication date: January 26, 2023
    Applicant: Maxell, Ltd.
    Inventor: Takuya SHIMIZU
  • Publication number: 20230028434
    Abstract: An image encoding method for encoding an image includes: a prediction image generation step of generating a synthesis-prediction image by performing synthesis processing of synthesizing an inter-prediction image and an intra-prediction image to an encoding-target block; and an encoding step of encoding a difference between the prediction image generated in the prediction image generation step and a pixel value of an image of the encoding-target block, the synthesis processing includes weighting processing performed to the inter-prediction image and the intra-prediction image, a weighting parameter in the weighting processing is determined in accordance with a type of the intra prediction of the encoding-target block and a combination of prediction modes of a plurality of adjacent blocks adjacent to the encoding-target block, and types of the intra prediction of the encoding-target block include a matrix weighting intra prediction.
    Type: Application
    Filed: December 11, 2020
    Publication date: January 26, 2023
    Applicant: Maxell, Ltd.
    Inventor: Takuya SHIMIZU
  • Publication number: 20220417587
    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: Application
    Filed: September 2, 2022
    Publication date: December 29, 2022
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yusuke Uchiyama, Yasunobu Hashimoto
  • Publication number: 20220417601
    Abstract: A display controlling method for a broadcast receiving apparatus allowed to receive IP simultaneous broadcasting of a 4K broadcasting service via a communication transmission line, in which simultaneous broadcasting of the 4K broadcasting service and a 2K broadcasting service is executed by a broadcasting wave, is configured to: receive and demodulate the 4K broadcasting service, and display a broadcasting program of the 4K broadcasting service; and select and execute one display switching process of first and second display switching processes in accordance with priority order in a case where a defect occurs in reception, demodulation, or display of the 4K broadcasting service, the 2K broadcasting service being received and demodulated to display a broadcasting program of the 2K broadcasting service in the first display switching process, the IP simultaneous broadcasting being received and demodulated to display a program of the IP simultaneous broadcasting in the second display switching process.
    Type: Application
    Filed: November 16, 2020
    Publication date: December 29, 2022
    Inventors: Yasunobu HASHIMOTO, Kazuhiko YOSHIZAWA, Takuya SHIMIZU, Hitoshi AKIYAMA
  • Publication number: 20220400315
    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: Application
    Filed: July 22, 2022
    Publication date: December 15, 2022
    Inventors: Takuya SHIMIZU, Kazuhiko YOSHIZAWA, Yasunobu HASHIMOTO, Nobuo MASUOKA
  • Patent number: 11516534
    Abstract: A broadcast receiving apparatus includes: a first receiving unit receiving broadcast data for a first transmission method; a second receiving unit receiving broadcast data for a second transmission method; a first decoding unit decoding the broadcast data received by the first receiving unit; a second decoding unit decoding the broadcast data received by the second receiving unit; a video output unit outputting video, the video being generated based on data decoded by the first or second decoding unit; an operation input unit receiving control information from a remote controller; and a control unit controlling the units based on the control information received by the operation input unit. The remote controller includes a button to output control information for switching between a display state and a non-display state of service, the service being linked with a broadcasting program.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: November 29, 2022
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yasunobu Hashimoto
  • Publication number: 20220377405
    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: August 3, 2022
    Publication date: November 24, 2022
    Inventors: Kazuhiko YOSHIZAWA, Takuya SHIMIZU, Yasunobu HASHIMOTO, Nobuo MASUOKA, Nobuaki KABUTO
  • Publication number: 20220377420
    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 broadcasting data on digital broadcasting is used.
    Type: Application
    Filed: August 4, 2022
    Publication date: November 24, 2022
    Inventors: Kazuhiko YOSHIZAWA, Takuya SHIMIZU, Nobuo MASUOKA, Yasunobu HASHIMOTO
  • Publication number: 20220377354
    Abstract: More suitable image encoding technique and image decoding technique are provided. An image encoding method for encoding an image includes: a predicted image generation step of generating a predicted image of a synthesis prediction by performing synthesis processing of synthesizing a predicted image of an inter prediction and a predicted image of an intra prediction to an encoding-target block; and an encoding step of encoding a difference between the predicted image generated in the predicted image generation step and a pixel value of an image of the encoding-target block, the synthesizing processing includes weighting processing performed to the predicted image of the inter prediction and the predicted image of the intra prediction, and a weighting parameter of the weighting processing is determined in accordance with a type of the intra prediction.
    Type: Application
    Filed: September 24, 2020
    Publication date: November 24, 2022
    Applicant: Maxell, Ltd.
    Inventor: Takuya SHIMIZU
  • Patent number: 11509872
    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: June 14, 2021
    Date of Patent: November 22, 2022
    Assignee: MAXELL, LTD.
    Inventors: Takuya Shimizu, Shinji Onodera
  • Publication number: 20220353501
    Abstract: The present invention provides a more suitable image encoding technique and image decoding technique. In a block division method in image encoding, if a plurality of description formats are present for the same block division state, a division type, a division direction and a division depth are used as a division pattern to select a block division method. In this manner, adaptive and efficient compression of a video image can be performed.
    Type: Application
    Filed: September 24, 2020
    Publication date: November 3, 2022
    Applicant: Maxell, Ltd.
    Inventors: Tomokazu MURAKAMI, Takuya SHIMIZU
  • Publication number: 20220337901
    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: July 1, 2022
    Publication date: October 20, 2022
    Inventors: Kazuhiko YOSHIZAWA, Takuya SHIMIZU, Nobuo MASUOKA, Yusuke UCHIYAMA, Yasunobu HASHIMOTO
  • Patent number: 11477519
    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: October 6, 2021
    Date of Patent: October 18, 2022
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yusuke Uchiyama, Yasunobu Hashimoto
  • Publication number: 20220324377
    Abstract: An image projection apparatus that can be attached to a vehicle and can be effectively utilized for acquisition of road surface condition information, detection of a hidden vehicle, and the like is provided. The image projection apparatus that projects an image includes: an acquisition unit that acquires information related to a vehicle; an image projection unit that projects an image based on the information acquired by the acquisition unit; and imaging means that acquires an image outside the vehicle, the image projection unit projects light in a wavelength band centered on a wavelength of 1.4 ?m and the imaging means provides the information related to the vehicle by imaging an image projected based on the light in the wavelength band centered on the wavelength of 1.4 ?m.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 13, 2022
    Inventors: Yasuhiko KUNII, Toshinori SUGIYAMA, Takuya SHIMIZU
  • Publication number: 20220308312
    Abstract: An object of the present invention is to provide a projection type image display apparatus in which an imaging lens can be replaced according to a focal length of a projection lens. In order to achieve the above object, a projection type image display apparatus includes: a light source; a lighting optical system configured to guide light from the light source to a display element; a projection lens mounting portion in which a projection lens configured to project the light transmitting through or being reflected by the display element is mountable, and that is configured to allow one replaceable projection lens of a plurality of replaceable projection lenses to be selectively mounted in the projection type image display apparatus; and an imaging lens mounting portion configured to allow one imaging lens of a plurality of replaceable imaging lenses to be selectively mounted in the projection type image display apparatus.
    Type: Application
    Filed: July 9, 2019
    Publication date: September 29, 2022
    Applicant: Maxell, Ltd.
    Inventors: Shuhei KOBAYASHI, Takuya SHIMIZU
  • Publication number: 20220312076
    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: Application
    Filed: June 15, 2022
    Publication date: September 29, 2022
    Inventors: Takuya SHIMIZU, Kazuhiko YOSHIZAWA, Yasunobu HASHIMOTO, Nobuo MASUOKA, Nobuaki KABUTO
  • Publication number: 20220299857
    Abstract: A projector includes: a white light generator that uses a blue laser as a light source to generate blue light and yellow light based on the blue laser and generates white light including the generated blue light and yellow light; and an optical system that modulates light based on the white light generated by the white light generator with an image display element and projects the modulated light, wherein the white light generator includes: a dichroic mirror that is irradiated with the blue light from the blue laser as the light source; a first condenser lens that focuses blue light being reflected by or passing through the dichroic mirror; a diffusion plate that diffuses the blue light focused by the first condenser lens; a second condenser lens that focuses the blue light passing through or being reflected by the dichroic mirror; and a phosphor that emits yellow light.
    Type: Application
    Filed: June 6, 2022
    Publication date: September 22, 2022
    Inventors: Hiroshi NAKAMORI, Kazuo SHIKITA, Chiaki KINNO, Akihiro SHIRAISHI, Takuya SHIMIZU
  • Patent number: 11445251
    Abstract: A portable information terminal includes a controller configured to control a communication interface to transmit a charging permission response to a broadcast receiving apparatus in response to a charging permission request data transmitted when a broadcasting program that a user of the broadcast receiving apparatus desires to view contains an asset that requires charging. The charging permission response is allowed to be transmitted when positional information indicates that the portable information terminal is positioned inside of a predetermined positional range and apparatus identification information in the charging permission request data, by which the broadcast receiving apparatus is allowed to be identified, coincides with apparatus identification information stored in a memory.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: September 13, 2022
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yasunobu Hashimoto
  • Patent number: 11445239
    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: July 21, 2021
    Date of Patent: September 13, 2022
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Yasunobu Hashimoto, Nobuo Masuoka, Nobuaki Kabuto