Patents Assigned to KDDI Corporation
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Patent number: 10999078Abstract: A software distribution processing device stores a common key for each ECU and a verification key for an electronic signature of software updating data, verifies an electronic signature of the updating data received from management server equipment by use of the verification key, attaches an electronic signature using the common key for each ECU to the updating data succeeded in verification of the electronic signature, and then transmits to each ECU the updating data attached with the electronic signature using the common key for each ECU.Type: GrantFiled: July 1, 2016Date of Patent: May 4, 2021Assignee: KDDI CORPORATIONInventors: Hideaki Kawabata, Seiichiro Mizoguchi, Ayumu Kubota
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Patent number: 10980434Abstract: A pulsebeat measurement apparatus includes a first temperature detector configured to detect a temperature of a human body; a second temperature detector, having the same characteristic as that of the first temperature detector, configured to detect a temperature of the human body; a heat accumulator, contacting the second temperature detector, configured to suppress a change in temperature of the second temperature detector; a specifying unit configured to specify a period of a change in temperature caused by a pulsation of the human body based on a difference between the temperature of the human body detected by the first temperature detector and the temperature of the human body detected by the second temperature detector; and a pulsebeat measurement unit configured to measure a pulsebeat based on the specified period of the change in temperature.Type: GrantFiled: July 11, 2018Date of Patent: April 20, 2021Assignee: KDDI CORPORATIONInventors: Masahiro Suzuki, Tomoaki Ueda
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Publication number: 20210112242Abstract: A decoding-side first generation unit generating, for a target unit, a first component prediction sample. A decoding-side linear prediction unit using the first component sample and a prediction coefficient to generate a linear prediction sample of a second component. A decoding-side second generation unit using the second component linear prediction sample to generate, for the target unit, a second component prediction sample. The decoding-side linear prediction unit uses a first coefficient as the prediction coefficient when the first component sample is equal to or below a threshold value, and uses a second coefficient, different from the first, as the prediction coefficient when the first component sample is greater than the threshold value. The threshold value is set on a parameter representing a distribution or change in a reference sample of the first component and/or the second component contained in a reference unit referenced for the target unit.Type: ApplicationFiled: March 22, 2019Publication date: April 15, 2021Applicant: KDDI CORPORATIONInventors: Yoshitaka KIDANI, Kei KAWAMURA, Haruhisa KATO, Sei NAITO
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Publication number: 20210111912Abstract: A data management apparatus manages a plurality of data items output by a plurality of communication devices that output data. The data management apparatus includes at least one memory configured to store instructions, and at least one processor configured to execute the instructions. The instructions, when executed by the at least one processor, include receiving a data acquisition request, including an application identification of an application from the data acquisition apparatus, extracting data output by the application on a communication device corresponding to the application identification included in the data acquisition request, among the plurality of data items received from the plurality of communication devices via a relay apparatus, and transmitting the extracted data to the data acquisition apparatus.Type: ApplicationFiled: December 22, 2020Publication date: April 15, 2021Applicant: KDDI CORPORATIONInventors: Atsushi MIYAMOTO, Masato ANDOU, Eiji YAMADA, Masaharu HATTORI, Hirofumi IIZUKA
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Patent number: 10970398Abstract: A data provision system includes a data provision device and a data security device installed in a vehicle. The data provision device includes a vehicle interface configured to transmit data to and receive data from the vehicle and an expected value calculation unit configured to calculate an expected value of application data to be applied to an in-vehicle computer installed in the vehicle. The application data and the expected value are transmitted to the vehicle through the vehicle interface. The data security device includes an interface unit configured to transmit data to and receive data from a device outside the data security device and a measurement unit configured to calculate a measurement value of the application data received from the data provision device through the interface unit and verify the measurement value on the basis of the expected value received from the data provision device through the interface unit.Type: GrantFiled: March 28, 2017Date of Patent: April 6, 2021Assignee: KDDI CORPORATIONInventors: Keisuke Takemori, Seiichiro Mizoguchi, Ayumu Kubota
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Publication number: 20210097531Abstract: A settlement device includes an application reception unit that associates and stores a user ID for specifying a user and application information indicating an application to grant a privilege at the time of purchase of a target commodity in a storage unit when the user ID and the application information are acquired, a token generation unit that generates a settlement token and transmits the settlement token to a user terminal when a request for acquiring the user ID and a settlement code is received from a user terminal, a settlement information reception unit that is configured to receive the settlement information used to perform settlement of commodities, the settlement token, and privilege target commodity information for specifying a commodity which is a privilege target from a store terminal that is configured to read the settlement code according to the settlement token, and a privilege granting unit that is configured to grant the privilege corresponding to application information to the user when tType: ApplicationFiled: September 23, 2020Publication date: April 1, 2021Applicant: KDDI CORPORATIONInventor: Tooru SHIMIZU
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Patent number: 10952626Abstract: There is provided a pulsebeat measurement apparatus. The pulsebeat measurement apparatus includes a first temperature detector configured to detect a temperature of a human body, a specifying unit configured to specify a period of a temperature change caused by a pulsation of the human body based on the detected temperature, a pulsebeat measurement unit configured to measure a pulsebeat of the human body based on the specified period of the temperature change, and a heat absorber configured to absorb heat of the first temperature detector.Type: GrantFiled: July 11, 2018Date of Patent: March 23, 2021Assignee: KDDI CORPORATIONInventors: Masahiro Suzuki, Tomoaki Ueda
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Patent number: 10951984Abstract: A mixing device includes: processing units each provided for a set of two microphones, each processing unit being configured to process acoustic signals output by the corresponding set of two microphones to output a first acoustic signal and a second acoustic signal; a first adding units configured to add up the first acoustic signals; and a second adding unit configured to add up the second acoustic signals. Each processing unit processes the acoustic signals output by the corresponding set of two microphones, based on a scaling factor that determines a scaling up/down rate of a sound field, a shift factor that determines a shift amount of the sound field, and attenuation factors that determine attenuation amounts of the acoustic signals output by the microphones.Type: GrantFiled: January 22, 2020Date of Patent: March 16, 2021Assignee: KDDI CORPORATIONInventor: Toshiharu Horiuchi
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Patent number: 10945297Abstract: A terminal device is configured to establish a communication link with communication equipment through a base station device such that, upon establishing the communication link, part of the communication link is left for a certain base station while another part of the communication link is established with the terminal device through the other base station device according to a plurality of architectures, wherein the terminal device includes a wireless communication part configured to transmit support architecture information representing an architecture supported by the terminal device among a plurality of architectures to the base station device.Type: GrantFiled: July 19, 2019Date of Patent: March 9, 2021Assignee: KDDI CORPORATIONInventors: Takeo Ohseki, Toshiaki Yamamoto, Satoshi Konishi
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Patent number: 10945160Abstract: The present invention provides a data management apparatus for managing a plurality of data items output by a plurality of communication devices that output data.Type: GrantFiled: September 25, 2017Date of Patent: March 9, 2021Assignee: KDDI CORPORATIONInventors: Atsushi Miyamoto, Takashi Saitou, Masato Andou
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Publication number: 20210056859Abstract: A flight device configured to fly in an air includes an acquisition part configured to acquire a flight plan of the flight device; and a flight control part configured to change the flight plan during a flight along a flight route according to the flight plan for the flight device to circumvent a high-density area having a density of avoided objects equal to or above a threshold density in a first area located forward and downward from a position of the flight device.Type: ApplicationFiled: February 28, 2019Publication date: February 25, 2021Applicant: KDDI CORPORATIONInventor: Masayuki TACHIIWA
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Patent number: 10931459Abstract: An onboard computer system includes a first onboard computer configured to store a first public key certificate of a data delivering apparatus, a second onboard computer, and a secure element configured to store a second public key certificate relative to a second secret key used to generate the first public key certificate. The secure element verifies the first public key certificate by use of the second public key certificate. The first onboard computer includes an encryption processor configured to verify a first electronic signature attached to data delivered from the data delivering apparatus by use of the first public key certificate which is successfully verified by the secure element. The data attached with the first electronic signature, which is successfully verified by the encryption processor, is applied to the first onboard computer or the second onboard computer.Type: GrantFiled: December 26, 2016Date of Patent: February 23, 2021Assignee: KDDI CorporationInventors: Keisuke Takemori, Hideaki Kawabata
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Patent number: 10931464Abstract: A communication system is provided, including a plurality of terminal devices and a root certification authority. Each of the plurality of terminal devices includes a certification authority key generation unit, a certification authority public key certificate acquisition unit that acquires a certification authority public key certificate, a certification authority key storage unit, a transmission unit, and a verification unit that verifies the certification authority public key certificate with a root certification authority public key certificate, and verifies a user in a case where the verification succeeds. The root certification authority includes a root certification authority key storage unit, a communication unit, and a certification authority public key certificate generation unit that generates the certification authority public key certificate by encrypting the certification authority public key with the root certification authority secret key.Type: GrantFiled: February 21, 2017Date of Patent: February 23, 2021Assignee: KDDI CORPORATIONInventors: Keisuke Takemori, Takamasa Isohara, Teruaki Honma
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Publication number: 20210020054Abstract: A storage facilities management device includes a reception control part configured to receive instruction information including a takeoff/landing time of a flight device from a flight management device, an information acquisition part configured to acquire circumferential information representing circumstances of a storage shed configured to keep the flight device before the takeoff/landing time, a determination part configured to determine whether or not the flight device is able to take off at the takeoff time of the instruction information or to determine whether or not the flight device is able to land at the landing time of the instruction information according to the circumstances indicated by the circumferential information, and a transmission control part configured to transmit the determination result to the flight management device.Type: ApplicationFiled: March 12, 2019Publication date: January 21, 2021Applicant: KDDI CORPORATIONInventor: Masayuki TACHIIWA
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Patent number: 10892904Abstract: The present invention provides a data management apparatus for managing a plurality of data items output by a plurality of communication devices that output data.Type: GrantFiled: August 25, 2017Date of Patent: January 12, 2021Assignee: KDDI CORPORATIONInventors: Atsushi Miyamoto, Masato Andou, Eiji Yamada, Masaharu Hattori, Hirofumi Iizuka
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Publication number: 20200410878Abstract: A flight management device for managing a flying device which includes an identification unit configured to identify that the flying device is likely to fall and a communication unit configured to transmit the notification information representing that the flying device is likely to fall to the flight management device together with the position information representing a position in flight when the flying device is likely to fall. a notification unit configured to transmit warning information to a vehicle at a position corresponding to position information when notification information has been received from the flying device in flight.Type: ApplicationFiled: February 13, 2019Publication date: December 31, 2020Applicant: KDDI CORPORATIONInventor: Masayuki TACHIIWA
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Publication number: 20200410873Abstract: A management device includes a route determination unit configured to determine a photography route, an instruction unit configured to instruct a first flying device to perform photography on the photography route, and an identification unit configured to identify a stop position of the photography by the first flying device. When the identification unit has identified the stop position, the instruction unit is configured to instruct a second flying device, which is different from the first flying device, to start the photography on the photography route from the stop position.Type: ApplicationFiled: February 20, 2019Publication date: December 31, 2020Applicant: KDDI CORPORATIONInventor: Masayuki TACHIIWA
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Publication number: 20200396592Abstract: A communication control device according to one embodiment of the present invention includes: a storage unit configured to store conditions for setting a profile used by a communication device for communication; a profile setting unit configured to start to set the profile for the communication device in a case in which a signal received from the communication device satisfies the conditions stored in the storage unit; and a condition setting unit configured to invalidate the conditions stored in the storage unit in a case in which the profile setting unit starts to set the profile and configured to validate conditions for setting a profile used by the communication device for communication in a case in which the profile setting unit has failed in setting the profile.Type: ApplicationFiled: February 20, 2019Publication date: December 17, 2020Applicant: KDDI CORPORATIONInventors: Koichi OKITA, Shingo MARUYAMA, Junichi HASHIMOTO
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Publication number: 20200387261Abstract: A touch panel device according to an embodiment of the present invention is provided with: a panel having a contact surface for receiving a contact; a light emitting portion that inputs, to the panel, input light that is transmitted through the panel; a light receiving portion that detects output light including reflected light of evanescent light that has been generated, on the contact surface, from the input light; and a control portion that calculates and outputs a contact position on the basis of the output light detected by the light receiving portion and a relationship, stored in advance, between positions on the contact surface and the output light.Type: ApplicationFiled: September 12, 2018Publication date: December 10, 2020Applicant: KDDI CorporationInventors: Masahiro SUZUKI, Tomoaki UEDA
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Publication number: 20200389791Abstract: A maintenance system includes a server device, a terminal device, and an in-vehicle device installed in a vehicle. The server device includes a worker authentication information reception unit configured to receive worker authentication information from the terminal device, a server authentication processing unit configured to perform an authentication process on the worker authentication information, and a server key transmission unit configured to transmit a first key to be used with the in-vehicle device to the terminal device whose worker authentication information has been successfully authenticated by the server authentication processing unit.Type: ApplicationFiled: June 22, 2018Publication date: December 10, 2020Applicant: KDDI CORPORATIONInventors: Keisuke TAKEMORI, Seiichirou MIZOGUCHI, Akinori TOTSUKA, Hiroshi ISHIZUKA