Patents by Inventor Akira Kamei

Akira Kamei 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: 10455371
    Abstract: A system of this invention is directed to a communication processing system that suppresses an increase in number of control messages even if devices cannot receive a group message. The communication processing system includes a holder that holds identifiers of a plurality of devices included in a device group as a target of a group messaging requested from an application, an unreached-device list acquirer that acquires an unreached-device list created by excluding, identifiers of devices which the group message has reached from the identifiers held in the holder based on responses to delivery of the group message, and a message deliverer that delivers a message based on the group messaging to devices having identifiers included in the unreached-device list.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: October 22, 2019
    Assignee: NEC CORPORATION
    Inventors: Kyoji Hirata, Toru Yamada, Akira Kamei, Hotaka Sugano, Masahiro Serizawa, Satoshi Hasegawa, Masashi Shimoma, Yumiko Okuyama
  • Publication number: 20190279490
    Abstract: There is provided an eyeglasses-type wearable terminal that causes a user to more reliably recognize the position of a predetermined object, which includes an image capturing unit that captures the periphery of the user. The eyeglasses-type wearable terminal also includes a determiner that determines whether a predetermined target object is included in a video acquired by image capturing using the image capturing unit. The eyeglasses-type wearable terminal further includes a display unit that displays the position of the predetermined target object in a case in which the determiner determines that the predetermined target object is included.
    Type: Application
    Filed: May 16, 2019
    Publication date: September 12, 2019
    Applicant: NEC CORPORATION
    Inventors: Masato KITADA, Akira KAMEI
  • Patent number: 10349347
    Abstract: The present invention has been made in view of the aforementioned problem and aims to provide a technique for reducing consumption of transmission power of an MTC device. The present invention relates to a communication terminal including measurement means for measuring a measurement target, reception means for receiving a certain condition regarding transmission from an application server, and determination means for determining, when the resulting measurement value satisfies the condition, that the measurement value should not be transmitted to the application server.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: July 9, 2019
    Assignee: NEC CORPORATION
    Inventors: Toru Yamada, Akira Kamei, Masahiro Serizawa, Hotaka Sugano, Satoshi Hasegawa, Masashi Shimoma
  • Publication number: 20190114899
    Abstract: There is provided an eyeglasses-type wearable terminal that causes a user to more reliably recognize the position of a predetermined object, which includes an image capturing unit that captures the periphery of the user. The eyeglasses-type wearable terminal also includes a determiner that determines whether a predetermined target object is included in a video acquired by image capturing using the image capturing unit. The eyeglasses-type wearable terminal further includes a display unit that displays the position of the predetermined target object in a case in which the determiner determines that the predetermined target object is included.
    Type: Application
    Filed: December 21, 2016
    Publication date: April 18, 2019
    Applicant: NEC CORPORATION
    Inventors: Masato KITADA, Akira KAMEI
  • Publication number: 20190069196
    Abstract: The present disclosure aims to provide a core node capable of reducing the number of NAS request messages to be transmitted to the core node when a congestion state of the core node is continuing. A core node (10) according to the present disclosure includes: a congestion state detector (11) configured to detect a congestion state of the core node; a communication unit (13) configured to receive a NAS request message transmitted from a radio terminal (20); a message storing unit (14) configured to store the NAS request message; and a controller (12) configured to suspend processing regarding the NAS request message while the congestion state of the core node is being detected.
    Type: Application
    Filed: November 28, 2016
    Publication date: February 28, 2019
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Akira KAMEI, Yumiko OKUYAMA, Masahiro SERIZAWA, Kyoji HIRATA, Masashi SHIMOMA, Satoshi HASEGAWA
  • Publication number: 20190069159
    Abstract: The present disclosure aims to provide a core node capable of reducing the number of messages or an amount of data to be transmitted to the core node. A core node (10) according to the present disclosure includes: a congestion state detector (11) configured to detect a congestion state of an own apparatus; a communication unit (13) configured to receive a NAS request message that has specified an APN from a radio terminal (20); and a controller (12) configured to determine that processing regarding the NAS request message will not be executed while the congestion state of the own apparatus is being detected. The communication unit (13) transmits a reject message including a plurality of APNs that can be specified by the radio terminal (20) to the radio terminal (20) when it is determined in the controller (12) that the processing regarding the NAS request message will not be executed.
    Type: Application
    Filed: November 28, 2016
    Publication date: February 28, 2019
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Yumiko OKUYAMA, Masashi SHIMOMA, Akira KAMEI, Masahiro SERIZAWA, Kyoji HIRATA, Satoshi HASEGAWA
  • Publication number: 20180279166
    Abstract: A system of this invention is directed to a communication processing system that copes with a failure while avoiding network congestion or overload by reducing signaling even if a device cannot receive a group message. This communication processing system forms VPLMN (Visited Public Land Mobile Network), and includes a group messaging request acquirer that acquires, from an application, a group messaging request to be distributed to a plurality of devices, a group messaging request distributer that distributes the group messaging request to the plurality of devices, and a redistribution instructor that instructs, when receiving no response to the group messaging request from any one device in the plurality of devices within a predetermined time, the group messaging request distributer to redistribute the group messaging request to a service area including the any one device based on error information of the service area.
    Type: Application
    Filed: August 26, 2016
    Publication date: September 27, 2018
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Kyoji HIRATA, Akira KAMEI, Hotaka SUGANO, Masahiro SERIZAWA, Satoshi HASEGAWA, Masashi SHIMOMA, Yumiko OKUYAMA
  • Publication number: 20180279090
    Abstract: A system of this invention is directed to a communication processing system that suppresses an increase in number of control messages even if devices cannot receive a group message. The communication processing system includes a holder that holds identifiers of a plurality of devices included in a device group as a target of a group messaging requested from an application, an unreached-device list acquirer that acquires an unreached-device list created by excluding, identifiers of devices which the group message has reached from the identifiers held in the holder based on responses to delivery of the group message, and a message deliverer that delivers a message based on the group messaging to devices having identifiers included in the unreached-device list.
    Type: Application
    Filed: August 26, 2016
    Publication date: September 27, 2018
    Applicant: NEC CORPORATION
    Inventors: Kyoji HIRATA, Toru YAMADA, Akira KAMEI, Hotaka SUGANO, Masahiro SERIZAWA, Satoshi HASEGAWA, Masashi SHIMOMA, Yumiko OKUYAMA
  • Publication number: 20180220332
    Abstract: The present invention addresses the problems of reduction of an operation guaranteed period and an operation failure of an entire system caused by the reduction of the operation guaranteed period or an operation stop of a specific device. The present invention includes a control unit that controls transmission of a triggering message to a terminal based on at least one of an identifier included in the triggering message for triggering the terminal and used to identify the terminal, and an identifier for identifying a group to which the terminal belongs.
    Type: Application
    Filed: July 28, 2016
    Publication date: August 2, 2018
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Kyoji HIRATA, Akira KAMEI, Masahiro SERIZAWA, Hotaka SUGANO, Satoshi HASEGAWA, Masashi SHIMOMA
  • Publication number: 20180219690
    Abstract: The present disclosure is a communication system that triggers a terminal by use of a short message, the communication system including a generation unit that generates a short message for triggering the terminal, the short message containing at least originator information and security information related to validity of the originator, and a determination unit that determines validity of the originator based on the security information.
    Type: Application
    Filed: July 28, 2016
    Publication date: August 2, 2018
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Kyoji HIRATA, Akira KAMEI, Masahiro SERIZAWA, Hotaka SUGANO, Satoshi HASEGAWA, Masashi SHIMOMA
  • Publication number: 20180213431
    Abstract: The present invention addresses the issue of responding to a state in which operation has stopped as a result of high frequency triggering of a specified application either intentionally or as a result of a malfunction, etc. The present invention relates to communication system including: a monitoring unit that monitors the occurrence state of triggering messages on the basis of port number information identifying port numbers included in triggering messages that trigger a terminal; and a control unit that controls transmission of the triggering messages to the terminal, on the basis of the occurrence state.
    Type: Application
    Filed: July 28, 2016
    Publication date: July 26, 2018
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Kyoji HIRATA, Akira KAMEI, Masahiro SERIZAWA, Hotaka SUGANO, Satoshi HASEGAWA, Masashi SHIMOMA
  • Publication number: 20180092038
    Abstract: The present invention relates to a wireless terminal that includes an operation disabling instruction generation means for generating an operation disabling instruction that disables a transmission operation of a wireless terminal based on a specified trigger, and an operation disabling means for disabling the transmission operation of the wireless terminal based on the operation disabling instruction.
    Type: Application
    Filed: March 29, 2016
    Publication date: March 29, 2018
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Akira KAMEI, Masahiro SERIZAWA, Hotaka SUGANO, Satoshi HASEGAWA, Masashi SHIMOMA
  • Publication number: 20180070309
    Abstract: A wireless communication system that enables a wireless terminal to perform communication using a plurality of component carriers having different frequencies. The wireless communication system monitors a communication state of each of the component carriers allocated to the wireless terminal;-distributes, to the component carriers, data to be transmitted, based on the communication state of each of the component carriers; starts a reception operation at a predetermined timing in a non-reception period of a second cycle during a discontinuous reception operation at the second cycle in some of the component carriers allocated to the wireless terminal, and performs the reception operation a predetermined number of times, the second cycle being longer than a first cycle.
    Type: Application
    Filed: March 18, 2016
    Publication date: March 8, 2018
    Applicant: NEC Corporation
    Inventors: Toru YAMADA, Akira KAMEI, Masahiro SERIZAWA, Hotaka SUGANO, Satoshi HASEGAWA, Masashi SHIMOMA
  • Publication number: 20180063780
    Abstract: The present invention has been made in view of the aforementioned problem and aims to provide a technique for reducing consumption of transmission power of an MTC device. The present invention relates to a communication terminal including measurement means for measuring a measurement target, reception means for receiving a certain condition regarding transmission from an application server, and determination means for determining, when the resulting measurement value satisfies the condition, that the measurement value should not be transmitted to the application server.
    Type: Application
    Filed: March 18, 2016
    Publication date: March 1, 2018
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Akira KAMEI, Masahiro SERIZAWA, Hotaka SUGANO, Satoshi HASEGAWA, Masashi SHIMOMA
  • Publication number: 20180049121
    Abstract: The present disclosure is a radio communication system in which a radio terminal is able to perform discontinuous reception in a predetermined cycle, including transmission means for transmitting non-reception period transition information about a transition to a non-reception period to the radio terminal, and discontinuous reception control means for changing to the non-reception period of the discontinuous reception based on the non-reception period transition information when the radio terminal is in a reception period of the discontinuous reception.
    Type: Application
    Filed: March 18, 2016
    Publication date: February 15, 2018
    Applicant: NEC CORPORATION
    Inventors: Toru YAMADA, Akira KAMEI, Masahiro SERIZAWA, Hotaka SUGANO, Satoshi HASEGAWA, Masashi SHIMOMA
  • Publication number: 20170256031
    Abstract: This invention provides an information processing apparatus for enlarging and displaying a content in a divided screen in a size easy to see without limitation to the divided screen. The information processing apparatus includes a divided display control unit that displays at least two divided screens, and an enlarged display control unit that displays, when enlarging a content in one of the at least two divided screens, the enlarged content with superimposing the enlarged content on a boundary between the at least two divided screens. The enlarged display control unit generates a display frame that is different from display frames of the at least two divided screens and includes the enlarged content, and displays the display frame with superimposing the display frame on the boundary between the at least two divided screens.
    Type: Application
    Filed: May 11, 2015
    Publication date: September 7, 2017
    Applicant: NEC Corporation
    Inventor: Akira KAMEI
  • Publication number: 20170131824
    Abstract: An apparatus according to this invention is an information processing apparatus for allowing the user to accurately designate a desired region on a display screen by a simple operation. The information processing apparatus includes a touch detector that detects the presence of a first touch and a second touch on a touch panel, a position change detector that detects a change in a position of each of the first touch and the second touch, and an estimator that estimates that the change in the position of the first touch is to set a designated region in a screen displayed on the touch panel, if the position change detector detects the change in the position of the first touch and detects no change in the position of the second touch.
    Type: Application
    Filed: December 22, 2014
    Publication date: May 11, 2017
    Applicant: NEC CORPORATION
    Inventor: Akira KAMEI
  • Publication number: 20170017711
    Abstract: An object of the present invention is to perform a development work of an information asset with high efficiency. Provided is an information asset management system including a processor that executes a program, and a memory, and generating a new information asset based on a specified information asset. The information asset management system includes: an asset association storage part that stores therein asset association information obtained by associating the information asset with a process of generating a new information asset from the information asset and managing the new information asset; a process identification part that identifies the process to be executed for the specified information asset based on the asset association information; and an asset generation part that generates the new information asset from the specified information asset based on the identified process.
    Type: Application
    Filed: April 28, 2016
    Publication date: January 19, 2017
    Inventors: Shinichirou HANAWA, Akira KAMEI, Ryuji NII, Ryouji KUGITA, Sayo HORITA
  • Patent number: 8334193
    Abstract: Provided is a method of manufacturing a semiconductor device capable of preventing a relative displacement of the positions between a range where impurity ions are injected and a range where charged particles are injected. The method of manufacturing the semiconductor device includes: irradiating impurity ions in a state in which a mask is disposed between an impurity ion irradiation apparatus and a semiconductor substrate; and irradiating charged particles to form a short carrier lifetime region, in a state in which the mask is disposed between a charged particle irradiation apparatus and the semiconductor substrate. A relative positional relationship between the mask and the semiconductor substrate is not changed from a beginning of one of the irradiating the impurity ions and the irradiating the charged particles to a completion of both of the irradiating the impurity ions and the irradiating the charged particles.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: December 18, 2012
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Shinya Iwasaki, Akira Kamei
  • Publication number: 20120015508
    Abstract: Provided is a method of manufacturing a semiconductor device capable of preventing a relative displacement of the positions between a range where impurity ions are injected and a range where charged particles are injected. The method of manufacturing the semiconductor device includes: irradiating impurity ions in a state in which a mask is disposed between an impurity ion irradiation apparatus and a semiconductor substrate; and irradiating charged particles to form a short carrier lifetime region, in a state in which the mask is disposed between a charged particle irradiation apparatus and the semiconductor substrate. A relative positional relationship between the mask and the semiconductor substrate is not changed from a beginning of one of the irradiating the impurity ions and the irradiating the charged particles to a completion of both of the irradiating the impurity ions and the irradiating the charged particles.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shinya IWASAKI, Akira KAMEI