Patents by Inventor Masafumi Masuda
Masafumi Masuda 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).
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Patent number: 11993344Abstract: A bicycle electric component comprises a wireless communicator, a casing, and an electromagnetic shield. The wireless communicator is configured to receive a wireless signal. The casing has an internal space. The wireless communicator is disposed in the internal space of the casing. The electromagnetic shield includes a shield member to cover at least a part of the wireless communicator. The shield member of the electromagnetic shield is a separate member with respect to the casing.Type: GrantFiled: April 6, 2021Date of Patent: May 28, 2024Assignee: SHIMANO INC.Inventors: Takafumi Suzuki, Takaya Masuda, Toshihiko Takahashi, Masafumi Tanaka
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Patent number: 11958878Abstract: The present invention establishes a molecular therapy for glycogen storage disease type Ia. The present invention provides an oligonucleotide of 15-30 bases comprising a nucleotide sequence complementary to die cDNA of G6PC gene with c.648G>T mutation, wherein the oligonucleotide comprises a sequence complementary to a region comprising any site between the 82nd to the 92nd nucleotide from the 5? end of exon 5 of the G6PC gene with c.648C>T mutation, a pharmacologically acceptable salt or solvate thereof. Also provided is a pharmaceutical drug comprising the oligonucleotide, a pharmacologically acceptable salt or solvate thereof (e.g., therapeutic drug for glycogen storage disease type Ia).Type: GrantFiled: March 5, 2019Date of Patent: April 16, 2024Assignees: Daiichi Sankyo Company, Limited, Kobe Gakuin Educational FoundationInventors: Makoto Koizumi, Yoshiyuki Onishi, Takeshi Masuda, Mitsuhiro Iwamoto, Yukiko Sekiguchi, Kentaro Ito, Shinnosuke Tsuji, Masafumi Matsuo
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Publication number: 20230121019Abstract: An engine generator coupled to an external battery. The engine generator includes: an engine; a motor generator configured to apply a starting force to the engine at a start of the engine, and to perform power generation by a driving force of the engine during driving of the engine; a first step-down section and an engine accessory, the first step-down section being configured to step down a voltage of the external battery to obtain a first stepped-down voltage, and supply the first stepped-down voltage to the engine accessory; and a power converter that converts power of the external battery and supplies the converted power to the motor generator.Type: ApplicationFiled: December 16, 2022Publication date: April 20, 2023Inventors: Shohei ISHIDA, Masafumi MASUDA
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Patent number: 10358022Abstract: A vehicle including an engine, a generator, a motor, a driving member and a control device. The generator includes a rotor, a stator having a stator core with a winding wound thereon, and an inductance adjustment device that changes an inductance of the winding by changing magnetic resistance of a magnetic circuit for the winding that passes through the stator core. The current adjustment device adjusts a current outputted from the generator to the motor, which drives the driving member. The control device, upon receiving a request for increasing the current to be supplied to the motor, directs the inductance adjustment device to adjust the generator to operate in a state in which the inductance of the winding is low, directs the engine to increase a rotation speed thereof to increase the rotational power, and directs the current adjustment device to increase the output current of the generator.Type: GrantFiled: May 24, 2017Date of Patent: July 23, 2019Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Masafumi Masuda, Haruyoshi Hino
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Publication number: 20170253233Abstract: A vehicle including an engine, a generator, a motor, a driving member and a control device. The generator includes a rotor, a stator having a stator core with a winding wound thereon, and an inductance adjustment device that changes an inductance of the winding by changing magnetic resistance of a magnetic circuit for the winding that passes through the stator core. The current adjustment device adjusts a current outputted from the generator to the motor, which drives the driving member. The control device, upon receiving a request for increasing the current to be supplied to the motor, directs the inductance adjustment device to adjust the generator to operate in a state in which the inductance of the winding is low, directs the engine to increase a rotation speed thereof to increase the rotational power, and directs the current adjustment device to increase the output current of the generator.Type: ApplicationFiled: May 24, 2017Publication date: September 7, 2017Applicant: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Masafumi MASUDA, Haruyoshi HINO
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Patent number: 9398610Abstract: A mobile communication method according to the present invention includes a step of a mobile station UE transmitting a connection setup request signal containing a radio access capability of the mobile station eNB to a radio network controller RNC of a UMTS scheme, upon detecting a predetermined trigger while camping on in a cell of the first communication scheme, a step of the radio network controller RNC of the UMTS scheme transmitting an instruction signal for instructing setup of a connection in a cell of an LTE scheme to the mobile station UE, in a case where the radio access capability of the mobile station UE is contained in the received connection setup request signal, and a step of the mobile station UE setting up the connection in the cell of the LTE scheme in response to the received instruction signal.Type: GrantFiled: December 3, 2009Date of Patent: July 19, 2016Assignee: NTT DOCOMO, INC.Inventors: Kenichiro Aoyagi, Masafumi Masuda, Mikio Iwamura
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Patent number: 9370039Abstract: A radio base station in a first mobile communication system is disclosed. The radio base station includes a radio communication unit; a network communication unit; and a determining unit. If a massage received by the network communication unit from a switching station indicates that a mobile station is requesting a service which is not provided in the first mobile communication system but which is provided in, a second mobile communication system and it is determined by the determining unit that a handover to the second mobile communication system cannot be conducted, the network communication unit requests the switching station to release a connection with the mobile station. Then the radio communication unit reports to the mobile station that the connection should be released in accordance with an instruction from the switching station.Type: GrantFiled: October 24, 2011Date of Patent: June 14, 2016Assignee: NTT DOCOMO, INC.Inventors: Tadashi Uchiyama, Kazunori Obata, Masafumi Masuda, Seigo Harano
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Patent number: 9100905Abstract: In a mobile communication method according to the present invention, in a communication start procedure of a mobile station camps on a femtocell, acquiring, by an exchange 20, a frequency of the femtocell and a femtocell ID for uniquely identifying the femtocell which are held in a controller 10, storing, by the exchange 20 and a home location register 30, the acquired frequency of the femtocell and the acquired femtocell ID in association with subscriber information of the mobile station UE, performing, by the exchange 20 and the home location register 30, location registration to register the mobile station UE for a location registration area to which the femtocell geographically overlaid with the macrocell belongs, in response to the received location registration request signal, in a release procedure of the radio connection after completion of the location registration, notifying, by the controller 10, the mobile station UE of the notified frequency of the femtocell notified by the exchange 20.Type: GrantFiled: May 28, 2010Date of Patent: August 4, 2015Assignee: NTT DOCOMO, INC.Inventors: Yasuhiro Kawabe, Masafumi Masuda
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Patent number: 9078185Abstract: A mobile communication system 100 includes a selection unit 25 configured to select a transition target frequency from the plurality of frequencies when a condition under which a mobile communication terminal not utilize a transition source frequency being any of the plurality of frequencies is fulfilled, and an instruction unit 22 configured to instruct the mobile communication terminal to perform a transition to the transition target frequency selected by the selection unit. The selection unit 25 excludes the transition source frequency from a frequency candidate to be utilized by the mobile communication terminal until an elapsed time after the instruction of the transition to the transition target frequency exceeds a predetermined time.Type: GrantFiled: March 23, 2011Date of Patent: July 7, 2015Assignee: NTT DOCOMO, INC.Inventors: Takayuki Tsuneda, Hiroyuki Hosono, Takaaki Sato, Takeshi Terayama, Masafumi Masuda
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Publication number: 20150156667Abstract: Network congestion is avoided, which congestion would be otherwise be caused by simultaneous transmission of “RRC Connection Requests” in a case where emergency information is transmitted to mobile stations UE in a broadcast area. A mobile communication method according to the present invention includes: a step A of a core network apparatus transmitting “Write-Replace Warning Request” containing “Overload Action/Traffic Load Reduction Indication” commanding to invoke access restriction to a radio access network apparatus if the core network apparatus is commanded to broadcast emergency information in a broadcast area and if an access restriction invoking condition is met; and a step B of the radio access network broadcasting the emergency information in the broadcast area and invoking the access restriction to a mobile station UE in the broadcast area.Type: ApplicationFiled: June 27, 2013Publication date: June 4, 2015Inventors: Kenichiro Aoyagi, Sadayuki Abeta, Masafumi Masuda, Wuri Andarmawanti Hapsari
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Patent number: 8983428Abstract: In a mobile communication system according to the present invention, the mobile communication system is configured to manage a specific mobile station which is allowed to communicate through a CSG cell under the control of a home base station (Home-eNB); and a general mobile station (UE) other than the specific mobile station is configured to be capable of using the CSG cell as a camped cell, only when broadcast information indicating an allowance of a camping in the specific cell is received.Type: GrantFiled: October 28, 2008Date of Patent: March 17, 2015Assignee: NTT DOCOMO, INC.Inventors: Mikio Iwamura, Masafumi Masuda, Takaaki Sato, Takehiro Nakamura
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Publication number: 20150017970Abstract: A radio base station apparatus includes a count retrieval unit configured to retrieve a call origination/reception count and a handover count within a predetermined time interval, an idle transition timer value controller configured to adjust an idle transition timer value representing a time period from completion of communication with a mobile station until the mobile station is caused to transition to an idle mode based on the retrieved call origination/termination count and the retrieved handover count, and an idle transition controller configured to cause the mobile station to transition to the idle mode based on the adjusted idle transition timer value.Type: ApplicationFiled: July 8, 2013Publication date: January 15, 2015Applicant: NTT DOCOMO, INC.Inventors: Takahiro Takiguchi, Kohei Kiyoshima, Masafumi Masuda, Yasuhiro Kawabe, Seigo Harano
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Publication number: 20140348014Abstract: A radio base station capable of communication in a first radio system and a second radio system includes an estimation unit arranged to measure information transmitted from a mobile station and estimate a propagation condition between the mobile station and the radio base station when transition from the second radio system to the first radio system is requested; and a determination unit arranged to determine whether measurement of a radio wave is needed upon transition by the mobile station from the second radio system to the first radio system based on the propagation condition estimated by the estimation unit.Type: ApplicationFiled: November 29, 2012Publication date: November 27, 2014Applicant: NTT DOCOMO, INC.Inventors: Kunihiko Teshima, Masafumi Masuda, Yuji Akai, Yasuhiro Kanetaka
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Patent number: 8897789Abstract: A mobile communication method according to the present invention includes a step of a radio network controller of a first communication scheme transmitting an instruction signal to a mobile station UE in a case where a radio access capability of the mobile station UE is contained in the received connection setup request signal, the instruction signal instructing the mobile station UE to make an attempt to set up a connection in a cell of a second communication scheme, and a step of the mobile station UE setting up the connection in the cell of the second communication scheme in response to the received instruction signal, wherein in the mobile station UE transmits a connection setup request signal not containing the radio access capability of the mobile station UE, in a case where the mobile station UE detects the predetermined trigger but the attempt to setup the connection in the cell of the second communication scheme has been made a predetermined number of times or more within a predetermined period of tiType: GrantFiled: January 2, 2013Date of Patent: November 25, 2014Assignee: NTT DoCoMo, Inc.Inventors: Kenichiro Aoyagi, Masafumi Masuda
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Publication number: 20140328324Abstract: A radio base station capable of communication in a first radio system and a second radio system includes a measurement unit arranged to measure a radio wave transmitted from a neighbor radio base station in the first radio system; a configuration unit arranged to configure a measurement criterion whether measurement of a radio wave is needed upon transition from the second radio system to the first radio system based on a measurement result by the measurement unit; and a determination unit arranged to determine whether to make transition accompanied by measurement of the radio wave based on the measurement criterion configured by the configuration unit, when transition from the second radio system to the first radio system is requested.Type: ApplicationFiled: November 29, 2012Publication date: November 6, 2014Inventors: Kunihiko Teshima, Masafumi Masuda, Yuji Akai, Yasuhiro Kanetaka
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Patent number: 8868084Abstract: UE10 includes a detection unit 12 configured to detect a specific cell provided to the first communication system and a control unit 13 configured to start measurement of the second cell or cell reselection from the first cell to the second cell in response to detection of the specific cell. The specific cell has a service area having the same range as a service area of the second cell.Type: GrantFiled: November 30, 2010Date of Patent: October 21, 2014Assignee: NTT DoCoMo, Inc.Inventors: Kenichiro Aoyagi, Masafumi Masuda
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Patent number: 8849287Abstract: A mobile communication method according to the present invention includes step A of notifying, by a radio base station NodeB01, a radio network controller RNC01 of location information of the radio base station NodeB (location code: bbb), step B of notifying, by the radio network controller RNC01, an exchange station MSC/SGSN of the location information of the radio base station NodeB (location code: bbb) when a mobile station UE starts communication via the radio base station NodeB and the radio network controller RNC01, and step C of controlling each session of the communication by the exchange station MSC/SGSN based on the location information of the radio base station NodeB (location code: bbb).Type: GrantFiled: December 25, 2009Date of Patent: September 30, 2014Assignee: NTT DoCoMo, Inc.Inventors: Masafumi Masuda, Takeshi Okamoto, Hiroyuki Hosono, Kenichiro Aoyagi
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Patent number: 8817654Abstract: A radio controller 03 of the present invention includes a threshold value holding unit 11 configured to associate a traffic channel configuration with at least one threshold value and hold these associated traffic channel configuration and threshold value, a threshold value extraction unit 13 configured to extract at least one threshold value associated with a traffic channel configuration of a mobile station and a threshold value determination unit 14 configured to determine whether or not to change the traffic channel configuration of the mobile station by comparing the extracted threshold value with a communication state at a predetermined timing.Type: GrantFiled: January 29, 2010Date of Patent: August 26, 2014Assignee: NTT DoCoMo, Inc.Inventors: Yuichiro Nakamura, Yasuhiro Kawabe, Masafumi Masuda
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Patent number: 8805422Abstract: A radio base station monitoring method includes (A) a first radio base station detecting a second radio base station having newly detected a common control channel and a second radio base station having stopped detecting the common control channel as second radio base stations with a change, (B) the first radio base station notifying a network device of information about the second radio base stations with a change, and (C) the network device using information about second radio base stations associated with the first radio base station and the information about the second radio base stations with a change, which has been notified, to stop the operation of at least one of the first radio base station or the second radio base stations.Type: GrantFiled: May 27, 2009Date of Patent: August 12, 2014Assignee: NTT Docomo, Inc.Inventors: Hiroyuki Hosono, Masafumi Masuda
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Patent number: 8755796Abstract: Provided is a mobile communication method including: a step in which a first radio base station #a transmits broadcast information containing transmission availability information indicating whether a radio signal can be transmitted; and a step which determines whether the radio signal can be transmitted according to the transmission availability information contained in the broadcast information and access information managed in a mobile station #X. The mobile station #X can transmit the radio signal to the first radio base station #a when an access to the first radio base station #a is permitted in the access information even if transmission of the radio signal to the first radio base station #a is restricted by the transmission availability information.Type: GrantFiled: May 29, 2009Date of Patent: June 17, 2014Assignee: NTT DoCoMo, Inc.Inventors: Kenichiro Aoyagi, Masafumi Masuda