Patents Assigned to KDDI Corporation
  • Patent number: 11423786
    Abstract: A management device is configured to acquire a flight-schedule time/date, a flight-start position, and a flight-end position with respect to a flight device, to determine a plurality of base stations based on the flight-start position and the flight-end position, to estimate allocatable radio resources, which are allocated to the flight device at the flight-schedule time/date by each of the base stations, according to the history information of the communication status of the base stations, to compare allocatable radio resources to the flight device with necessary radio resources scheduled to be used for a communication of the flight device, and to thereby set a flight route of the flight device over a cell of a base station which provides allocatable radio resources to the flight device larger than necessary radio resources scheduled to be used for the communication of the flight device.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: August 23, 2022
    Assignee: KDDI CORPORATION
    Inventors: Xiao Shao, Hiroki Takeda, Shingo Watanabe
  • Publication number: 20220256311
    Abstract: A terminal device configured to communicate with a management server through a network is provided in association with a vehicle. The terminal device is configured to acquire the speed information representing the moving speed of the vehicle and the position information representing the position of the terminal device, to determine whether the position information represents the position located in a specific area which is determined in advance, and to download content from the management server when the position information indicates the position included in the specific area. Upon receiving the content information representing a capacity of the content downloadable from the management server, the terminal device may download the content corresponding to the content information according to a predetermined condition relating to a relationship between the speed information and the content information.
    Type: Application
    Filed: February 4, 2022
    Publication date: August 11, 2022
    Applicant: KDDI CORPORATION
    Inventors: Yousuke KIKUCHI, Masahiro DAIKOKU, Keisuke TSUJI
  • Patent number: 11412219
    Abstract: An image decoding device, includes a filter unit using, as an input, a decoded signal prior to the filtering process and output a filtered decoded signal. The filter unit performs clipping processing on the decoded signal prior to the filtering process such that the absolute value of a differential value between a reference pixel value and a pixel value of the decoded signal prior to the filtering process is less than or equal to a predefined threshold value, and to generate the filtered decoded signal through the linear weighted addition of the value after the clipping processing is performed and the pixel value of the decoded signal prior to the filtering process; and a large-small relationship between the threshold value for a luma signal and the threshold value for a chroma signal are defined such that the large-small relationship is unchanged when an internal bit depth is changed.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: August 9, 2022
    Assignee: KDDI CORPORATION
    Inventors: Kyohei Unno, Kei Kawamura, Sei Naito
  • Publication number: 20220246045
    Abstract: An information processing device includes a storage unit configured to store setting information representing an association between port identification information, a use condition to use the port, and an available duration to use the port. The information processing device includes a reception unit configured to receive from a user terminal user information relating to the flight vehicle and/or the user and a date and time of use, a determination unit configured to determine that the port identified by the port identification information is available to the flight vehicle when the user information satisfies the use condition while the date and time of use are included in the available duration, and an output unit configured to output to the user terminal the information about the port which the determination unit determines to be available to the flight vehicle.
    Type: Application
    Filed: August 24, 2021
    Publication date: August 4, 2022
    Applicant: KDDI CORPORATION
    Inventors: Takaya TANAKA, Hiroshi KAWANA
  • Publication number: 20220238028
    Abstract: An information processing apparatus includes a flight information acquisition unit that acquires a flight path on which a flight device operating by electric battery power supplied from a battery is scheduled to fly, a radio wave information acquisition unit that acquires radio wave information including the intensity of a radio wave used for communication by the flight device within a predetermined range based on the flight path, and a decision unit that decides a candidate charging facility in which the battery is chargeable, as a charging facility used for charging the battery by the flight device based on the intensity in at least one of a region including the candidate charging facility and a region between the flight path and the candidate charging facility.
    Type: Application
    Filed: August 24, 2021
    Publication date: July 28, 2022
    Applicant: KDDI CORPORATION
    Inventor: Takaya TANAKA
  • Publication number: 20220238024
    Abstract: A flight route generation device is configured to generate a plurality of flight routes for a flight vehicle to fly over a plurality of working areas in a one-time flight. The flight route generation device includes an acquisition unit configured to acquire the working-area information for designating a plurality of working areas intended for a plurality of operations to be performed by a flight vehicle during its flight and the interregional information for determining a plurality of interregional flight routes along which the flight vehicle is permitted to fly over a plurality of working areas, and a generator configured to generate a plurality of intraregional flight routes for the flight vehicle to fly through the plurality of working areas based on the working-area information and a plurality of interregional flight routes based on the interregional information to prevent the flight vehicle from entering into a flight-prohibited area.
    Type: Application
    Filed: August 25, 2021
    Publication date: July 28, 2022
    Applicant: KDDI CORPORATION
    Inventors: Takaya TANAKA, Sou YAMAZAKI
  • Publication number: 20220236747
    Abstract: A flight control apparatus is a flight control apparatus for controlling a flight device operating by electric battery power supplied from a battery and includes a flight path acquisition unit that acquires a flight path, a flight control unit that causes the flight device to fly along the flight path, a battery remaining capacity acquisition unit that acquires a remaining capacity of the battery, and a specifying unit that specifies a charging facility for charging the battery, which corresponds to a position of the flight device, in which the flight control unit causes the flight device to fly to the specified charging facility and charge the battery, and then, causes the flight device to fly to the flight path, if the remaining capacity is less than or equal to a threshold value while the flight device flies along the flight path.
    Type: Application
    Filed: August 26, 2021
    Publication date: July 28, 2022
    Applicant: KDDI CORPORATION
    Inventor: Takaya TANAKA
  • Publication number: 20220229450
    Abstract: A flight management apparatus includes a condition information acquisition unit that acquires condition information including a weather condition for flight of a flight apparatus, the weather condition being associated with a position provided on a flight path or in a flight range in which the flight apparatus is scheduled to fly, a weather information acquisition unit that acquires weather information including weather at a current position at which the flight apparatus is positioned, or a scheduled position at which the flight apparatus is scheduled to be positioned, a determination unit that determines whether or not the weather satisfies the weather condition associated with the current position or the scheduled position in the condition information, and an output unit that outputs information corresponding to a determination result of the determination unit.
    Type: Application
    Filed: August 24, 2021
    Publication date: July 21, 2022
    Applicant: KDDI CORPORATION
    Inventors: Tomoaki MATSUKI, Masayuki TACHIIWA, Hiroshi KAWANA
  • Publication number: 20220222617
    Abstract: An information processing apparatus includes an article specification unit specifying a delivery destination of a first delivery target article which is a delivery target desired by a user, and a first feature of the first delivery target article, a time specification unit that specifies one or more dates and times scheduled for a flight, which can deliver the first delivery target article specified based on the first feature and flying object information indicating a feature of an article that can be delivered by a flying object scheduled to fly to the delivery destination, to fly to the delivery destination, an information transmission unit transmitting the one or more dates and times to an information terminal of the user, and an output unit receiving date and time information indicating a date and time selected from the one or more dates and times and outputs the received date and time information.
    Type: Application
    Filed: August 24, 2021
    Publication date: July 14, 2022
    Applicant: KDDI CORPORATION
    Inventors: Masayuki TACHIIWA, Tomoaki MATSUKI, Kyohei TSUJI
  • Publication number: 20220215763
    Abstract: A flight management apparatus includes a reception unit that receives, from a user's terminal, flight schedule information including user identification information for identifying the user, a flight path or a flight range in which a flight apparatus is scheduled to fly, and a flight schedule period in which the flight apparatus is scheduled to fly, an aircraft identification unit that identifies aircraft information related to the flight apparatus and associated with the user identification information, a carrier identification unit that identifies a communication carrier providing a communication service available to the flight apparatus on the basis of the aircraft information, a determination unit that determines whether the flight apparatus is communicable during flight using the communication service on the basis of the communication carrier and the flight path or the flight range, and a transmission unit that transmits a determination result to the user's terminal.
    Type: Application
    Filed: August 26, 2021
    Publication date: July 7, 2022
    Applicant: KDDI CORPORATION
    Inventors: Tomoaki MATSUKI, Masayuki TACHIIWA, Hiroshi KAWANA
  • Publication number: 20220207476
    Abstract: A user can receive an article even when the user of a delivery destination is absent. An information processing device includes: a storage unit configured to store article identification information, article name information, delivery destination user identification information, delivery destination information, and arrival date and time information in association with each other; a notification unit configured to notify a delivery destination information terminal used by the delivery destination user of an arrival date and time before the moving body starts to move to deliver the delivery target article to the delivery destination; and an information receiving unit configured to store housing place identification information in the storage unit when the housing place identification information and information are received, in which the notification unit notifies the delivery destination information terminal of the article name of the delivery target article and the housing place.
    Type: Application
    Filed: August 30, 2021
    Publication date: June 30, 2022
    Applicant: KDDI CORPORATION
    Inventors: Masayuki Tachiiwa, Tomoaki Matsuki, Hiroshi Kawana
  • Publication number: 20220208009
    Abstract: A flight management system is configured to manage the flight of a flight vehicle in communication with a user terminal operated by a user. The flight management system includes a receiver configured to receive from the user terminal the flight application information including the identification information of the flight vehicle, a flight path preferred by the user, and a flight time preferred by the user; a determination unit configured to determine whether or not to permit utilization of predetermined radio waves with the flight vehicle to fly along the flight path at the flight time based on the flight application information; and a transmitter configured to transmit the flight information instructing the flight vehicle to fly along the flight path to the flight vehicle identified by the identification information on the condition that the determination unit determines to permit utilization of predetermined radio waves.
    Type: Application
    Filed: August 25, 2021
    Publication date: June 30, 2022
    Applicant: KDDI CORPORATION
    Inventors: Sou YAMAZAKI, Takaya TANAKA
  • Publication number: 20220207459
    Abstract: An information processing device includes: an information acquiring unit configured to acquire article identification information from an information terminal; a specifying unit configured to specify a total weight value of one or more delivery target articles corresponding to one or more pieces of the article identification information by referring to an article database; a determination unit configured to determine whether or not the one or more delivery target articles can be delivered by a flying object on the basis of at least the total weight value; and a display control unit configured to cause the information terminal to display a delivery method designation screen on which a delivery method for delivering articles using the flying object can be designated in a case in which the determination unit determines that the one or more delivery target articles can be delivered by the flying object.
    Type: Application
    Filed: August 25, 2021
    Publication date: June 30, 2022
    Applicant: KDDI CORPORATION
    Inventors: Masayuki TACHIIWA, Tomoaki MATSUKI, Mitsuyoshi MIYAZAWA
  • Patent number: 11373541
    Abstract: A flight permitted airspace setting device has a memory and a processor. The memory stores information of first unmanned flight vehicle including first information enabling first-unmanned-flight-vehicle identification, first identification information enabling identification of a first user of a first communication service, and first airspace information about airspace in which the first unmanned flight vehicle flies. The memory also stores corresponding second-unmanned-flight-vehicle information. The processor that transmits first control information to the first unmanned flight vehicle to control a flight state of the first unmanned flight vehicle by using the first identification information when the first unmanned flight vehicle is flying, and transmits second control information to the second unmanned flight vehicle to control a flight state of the second unmanned flight vehicle by using second identification information of a second user when the second unmanned flight vehicle is flying.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: June 28, 2022
    Assignee: KDDI CORPORATION
    Inventor: Junichi Tabuchi
  • Publication number: 20220198193
    Abstract: An information display device includes: an acquisition unit that acquires a plurality of sensing data acquired by a sensor provided on a flight device by sensing a sensed object to be sensed at a plurality of flying positions of the flight device when the flight device flies, a plurality of sensing positions at which the plurality of the sensing data are acquired, respectively, and a plurality of directional information each indicating a direction of the sensed object when each of the plurality of sensing data is acquired; and a display control unit that causes a display unit to display the sensing data acquired by sensing the sensed object at each of the acquisition positions, and the directional information for indicating the direction of the sensed object when the sensing data is acquired at the acquisition position at each of the sensing positions, in association with each of the sensing positions, wherein the display control unit causes the display unit to display the sensing data acquired by sensing the
    Type: Application
    Filed: August 25, 2021
    Publication date: June 23, 2022
    Applicant: KDDI CORPORATION
    Inventors: Tomoaki MATSUKI, Sou YAMAZAKI, Kyohei TSUJI
  • Patent number: 11366885
    Abstract: A vehicle security system includes a terminal device, a server device, and a vehicle. The terminal device includes a token acquisition unit and a terminal communication unit configured to transmit the token, terminal identification information, and vehicle identification information to the server device. The server device includes a server communication unit, a server determination unit configured to determine that authentication has succeeded, and a server storage unit configured to store the terminal identification information and the vehicle identification information received from an authenticated terminal device in association. The server communication unit transmits the token and the terminal identification information to the vehicle of the vehicle identification information.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: June 21, 2022
    Assignee: KDDI CORPORATION
    Inventors: Keisuke Takemori, Seiichirou Mizoguchi, Akinori Totsuka, Hiroshi Ishizuka
  • Publication number: 20220187541
    Abstract: A communication device includes: a switching unit connected to a transmission unit, a reception unit, a transmission port, and a reception port, the switching unit being set in a first state in which the transmission unit and the transmission port are connected and the reception unit and the reception port are connected or a second state in which the transmission unit and the reception port are connected and the reception unit and the transmission port are connected; a monitoring unit configured to monitor a light level of light input from the reception port or the transmission port; and a control unit configured to set the switching unit in the first state or the second state based on the light level monitored by the monitoring unit.
    Type: Application
    Filed: January 31, 2022
    Publication date: June 16, 2022
    Applicant: KDDI CORPORATION
    Inventors: Hidenori TAKAHASHI, Daiki SOMA, Shohei BEPPU, Takehiro TSURITANI, Noboru YOSHIKANE
  • Publication number: 20220191845
    Abstract: A terminal apparatus transmits a predetermined message to a base station apparatus based on a two-step random access procedure, upon receiving one signal that is transmitted from the base station apparatus in response to the predetermined message, and includes pieces of upper layer control information for the terminal apparatus and another terminal apparatus in a multiplexed manner, specifies a first radio resource for transmitting a first response signal indicating whether or not succeeded in receiving control information that is for the terminal apparatus and is included in the one signal, and is different from a second radio resource for transmitting a second response signal for the other terminal apparatus, based on at least one of a control signal that is used for transmitting the one signal and the one signal, and transmits the first response signal using the first radio resource.
    Type: Application
    Filed: March 7, 2022
    Publication date: June 16, 2022
    Applicant: KDDI CORPORATION
    Inventors: Takeo OHSEKI, Issei KANNO, Kosuke YAMAZAKI
  • Publication number: 20220190930
    Abstract: A reception apparatus includes: a receiving unit configured to coherently detect an optical signal and output an electrical signal containing a modulated signal and a pilot signal; a first compensating unit configured to detect a frequency of the pilot signal by performing a DFT of the electrical signal, and determine and compensate for frequency error in the electrical signal based on a reference frequency; a frequency converting unit configured to convert the frequency of the pilot signal after the compensating such that the frequency of the pilot signal is lowered by the reference frequency; and a second compensating unit configured to determine frequency error in the modulated signal after the compensating by performing a DFT on the pilot signal after the frequency converting and detecting a frequency of the pilot signal after the frequency converting.
    Type: Application
    Filed: February 28, 2022
    Publication date: June 16, 2022
    Applicants: KDDI CORPORATION, NEC Platforms, Ltd.
    Inventors: Shohei BEPPU, Takehiro TSURITANI, Koji IGARASHI, Masahiro SHIGIHARA, Masahiro KIKUTA
  • Patent number: 11356774
    Abstract: A mixing apparatus includes: a first speaker set processing unit to a P-th speaker set processing unit. K-th speaker set processing unit (K being an integer from 1 to P) includes: a mic set processing unit configured to process acoustic signals output by two microphones of a corresponding microphone set and to output a first acoustic signal and a second acoustic signal. The mic set processing unit configured to process acoustic signals output by two microphones of a corresponding microphone set based on an expansion/contraction coefficient for determining an expansion/contraction rate of a sound field, a shift coefficient for determining a shift amount of a sound field, and an attenuation coefficient for determining an attenuation amount of an acoustic signal output by a microphone.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: June 7, 2022
    Assignee: KDDI CORPORATION
    Inventor: Toshiharu Horiuchi