Patents by Inventor Tetsuya Mishuku
Tetsuya Mishuku 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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Publication number: 20230232190Abstract: In a communications system including a base station capable of altering a frequency bandwidth which is used for transmitting broadcast data for providing point-to-multipoint broadcasting communications service and which is used for transmitting individual communications data for providing point-to-point individual communications service, and a mobile terminal capable of altering a receivable bandwidth which is used for receiving at least the broadcast data and the individual communications data transmitted from the base station, decision processing of making a decision as to whether the mobile terminal can receive reception-desired content it desires to receive among contents provided by the broadcasting communications service is executed in accordance with a frequency occupying bandwidth used for transmitting the reception-desired content. Thus, the mobile terminal becomes able to make a decision as to whether it can receive particular E-MBMS content considering its own UE position.Type: ApplicationFiled: March 17, 2023Publication date: July 20, 2023Applicant: Mitsubishi Electric CorporationInventors: Miho MAEDA, Mitsuru MOCHIZUKI, Yasushi IWANE, Noriyuki FUKUI, Tetsuya MISHUKU, Michiaki TAKANO, Ryoichi FUJIE, Shigenori TANI, Akira OKUBO, Keisuke OZAKI
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Publication number: 20200305075Abstract: A mobile terminal 3 judges whether or not the mobile terminal is able to make a transition to a DTX period during Active, and, when judging that the mobile terminal is able to make a transition to a DTX period during Active, notifies a base station 2 to that effect. If the base station 2 judges that the mobile terminal is able to make a transition to a DRX period during Active when triggered by the notification from the mobile terminal 3, the base station temporarily stops supply of electric power to the data transmission processing units and the data reception processing units of the mobile terminal 3.Type: ApplicationFiled: June 10, 2020Publication date: September 24, 2020Applicant: Mitsubishi Electric CorporationInventors: Miho MAEDA, Mitsuru MOCHIZUKI, Yasushi IWANE, Tetsuya MISHUKU, Masaaki KUSANO, Ryoichi FUJIE, Shigenori TANI, Keiko TADA, Noriyuki FUKUI, Michiaki TAKANO
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Patent number: 10728857Abstract: A mobile terminal 3 judges whether or not the mobile terminal is able to make a transition to a DTX period during Active, and, when judging that the mobile terminal is able to make a transition to a DTX period during Active, notifies a base station 2 to that effect. If the base station 2 judges that the mobile terminal is able to make a transition to a DRX period during Active when triggered by the notification from the mobile terminal 3, the base station temporarily stops supply of electric power to the data transmission processing units and the data reception processing units of the mobile terminal 3.Type: GrantFiled: March 14, 2012Date of Patent: July 28, 2020Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Miho Maeda, Mitsuru Mochizuki, Yasushi Iwane, Tetsuya Mishuku, Masaaki Kusano, Ryoichi Fujie, Shigenori Tani, Keiko Tada, Noriyuki Fukui, Michiaki Takano
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Patent number: 10701639Abstract: A mobile terminal 3 judges whether or not the mobile terminal is able to make a transition to a DTX period during Active, and, when judging that the mobile terminal is able to make a transition to a DTX period during Active, notifies a base station 2 to that effect. If the base station 2 judges that the mobile terminal is able to make a transition to a DRX period during Active when triggered by the notification from the mobile terminal 3, the base station temporarily stops supply of electric power to the data transmission processing units and the data reception processing units of the mobile terminal 3.Type: GrantFiled: August 24, 2016Date of Patent: June 30, 2020Assignee: Mitsubishi Electric CorporationInventors: Miho Maeda, Mitsuru Mochizuki, Yasushi Iwane, Tetsuya Mishuku, Masaaki Kusano, Ryoichi Fujie, Shigenori Tani, Keiko Tada, Noriyuki Fukui, Michiaki Takano
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Patent number: 9930639Abstract: Since OFDM (Orthogonal Frequency Division Multiplexing), which is a downlink access scheme used for an LTE (Long Term Evolution) communication system, is weak at interference, it is preferable that the number of base stations for transmitting the same E-MBMS (Evolved Multimedia Broadcast Multicast Service) data base not excessive. Thus, the mobile terminal performs: processing of obtaining measurement quality values by measuring reception quality of each base station; processing of deciding on whether the measurement quality value of a serving base station exceeds a certain receiving level; processing of adding measurement quality values of other base stations to the measurement quality value of the serving base station until the sum exceeds the certain receiving level; and processing of notifying the serving base station of the serving base station and other base stations as candidates for an active set for E-MBMS.Type: GrantFiled: August 24, 2016Date of Patent: March 27, 2018Assignee: TCL COMMUNICATION TECHNOLOGY HOLDINGS LIMITEDInventors: Mitsuru Mochizuki, Miho Maeda, Yasushi Iwane, Noriyuki Fukui, Tetsuya Mishuku, Michiaki Takano, Ryoichi Fujie, Shigenori Tani, Akira Okubo, Keisuke Ozaki
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Publication number: 20170048819Abstract: Since OFDM (Orthogonal Frequency Division Multiplexing), which is a downlink access scheme used for an LTE (Long Term Evolution) communication system, is weak at interference, it is preferable that the number of base stations for transmitting the same E-MBMS (Evolved Multimedia Broadcast Multicast Service) data base not excessive. Thus, the mobile terminal performs: processing of obtaining measurement quality values by measuring reception quality of each base station; processing of deciding on whether the measurement quality value of a serving base station exceeds a certain receiving level; processing of adding measurement quality values of other base stations to the measurement quality value of the serving base station until the sum exceeds the certain receiving level; and processing of notifying the serving base station of the serving base station and other base stations as candidates for an active set for E-MBMS.Type: ApplicationFiled: August 24, 2016Publication date: February 16, 2017Applicant: TCL COMMUNICATION TECHNOLOGY HOLDINGS LIMITEDInventors: MITSURU MOCHIZUKI, MIHO MAEDA, YASUSHI IWANE, NORIYUKI FUKUI, TETSUYA MISHUKU, MICHIAKI TAKANO, RYOICHI FUJIE, SHIGENORI TANI, AKIRA OKUBO, KEISUKE OZAKI
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Publication number: 20160366640Abstract: A mobile terminal 3 judges whether or not the mobile terminal is able to make a transition to a DTX period during Active, and, when judging that the mobile terminal is able to make a transition to a DTX period during Active, notifies a base station 2 to that effect. If the base station 2 judges that the mobile terminal is able to make a transition to a DRX period during Active when triggered by the notification from the mobile terminal 3, the base station temporarily stops supply of electric power to the data transmission processing units and the data reception processing units of the mobile terminal 3.Type: ApplicationFiled: August 24, 2016Publication date: December 15, 2016Applicant: Mitsubishi Electric CorporationInventors: Miho MAEDA, Mitsuru Mochizuki, Yasushi Iwane, Tetsuya Mishuku, Masaaki Kusano, Ryoichi Fujie, Shigenori Tani, Keiko Tada, Noriyuki Fukui, Michiaki Takano
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Patent number: 9445322Abstract: Since OFDM (Orthogonal Frequency Division Multiplexing), which is a downlink access scheme used for an LTE (Long Term Evolution) communication system, is weak at interference, it is preferable that the number of base stations for transmitting the same E-MBMS (Evolved Multimedia Broadcast Multicast Service) data be not excessive. Thus, the mobile terminal performs: processing of obtaining measurement quality values by measuring reception quality of each base station; processing of deciding on whether the measurement quality value of a serving base station exceeds a certain receiving level; processing of adding measurement quality values of other base stations to the measurement quality value of the serving base station until the sum exceeds the certain receiving level; and processing of notifying the serving base station of the serving base station and other base stations as candidates for an active set for E-MBMS.Type: GrantFiled: June 6, 2014Date of Patent: September 13, 2016Assignee: TCL COMMUNICATION TECHNOLOGY HOLDINGS LIMITEDInventors: Mitsuru Mochizuki, Miho Maeda, Yasushi Iwane, Noriyuki Fukui, Tetsuya Mishuku, Michiaki Takano, Ryoichi Fujie, Shigenori Tani, Akira Okubo, Keisuke Ozaki
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Publication number: 20140286187Abstract: Since OFDM (Orthogonal Frequency Division Multiplexing), which is a downlink access scheme used for an LTE (Long Term Evolution) communication system, is weak at interference, it is preferable that the number of base stations for transmitting the same E-MBMS (Evolved Multimedia Broadcast Multicast Service) data be not excessive. Thus, the mobile terminal performs: processing of obtaining measurement quality values by measuring reception quality of each base station; processing of deciding on whether the measurement quality value of a serving base station exceeds a certain receiving level; processing of adding measurement quality values of other base stations to the measurement quality value of the serving base station until the sum exceeds the certain receiving level; and processing of notifying the serving base station of the serving base station and other base stations as candidates for an active set for E-MBMS.Type: ApplicationFiled: June 6, 2014Publication date: September 25, 2014Applicant: Mitsubishi Electric CorporationInventors: Mitsuru MOCHIZUKI, Miho MAEDA, Yasushi IWANE, Noriyuki FUKUI, Tetsuya MISHUKU, Michiaki TAKANO, Ryoichi FUJIE, Shigenori TANI, Akira OKUBO, Keisuke OZAKI
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Patent number: 8817633Abstract: A terminal switching method for switching terminals, in a communication system in which HARQ processing is performed, to which a base station grants a transmission permission, from a terminal A to a terminal B includes notifying the terminal B of aborting of the transmission permission, setting a time point at which an HARQ process whose state of the HARQ processing is a retransmission waiting state with the terminal A is performed as a virtual starting point, setting a retransmission waiting window having a predetermined window length with the virtual starting point being regarded as its starting point, and notifying the terminal B of the transmission permission when there is no HARQ process having the retransmission waiting state with the terminal A, wherein the virtual starting point setting and the window setting are repeated until there is no HARQ process having the retransmission waiting state with the terminal A.Type: GrantFiled: May 7, 2010Date of Patent: August 26, 2014Assignees: Mitsubishi Electric Corporation, NTT DoCoMo, Inc.Inventors: Noriyuki Fukui, Tetsuya Mishuku, Tatsuro Yajima, Hidehiko Oyane
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Publication number: 20140056201Abstract: In a communications system including a base station capable of altering a frequency bandwidth which is used for transmitting broadcast data for providing point-to-multipoint broadcasting communications service and which is used for transmitting individual communications data for providing point-to-point individual communications service, and a mobile terminal capable of altering a receivable bandwidth which is used for receiving at least the broadcast data and the individual communications data transmitted from the base station, decision processing of making a decision as to whether the mobile terminal can receive reception-desired content it desires to receive among contents provided by the broadcasting communications service is executed in accordance with a frequency occupying bandwidth used for transmitting the reception-desired content. Thus, the mobile terminal becomes able to make a decision as to whether it can receive particular E-MBMS content considering its own UE position.Type: ApplicationFiled: November 4, 2013Publication date: February 27, 2014Applicant: Mitsubshi Electric CorporationInventors: Miho MAEDA, Mitsuru Mochizuki, Yasushi Iwane, Noriyuki Fukui, Tetsuya Mishuku, Michiaki Takano, Ryoichi Fujie, Shigenori Tani, Akira Okubo, Keisuke Ozaki
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Patent number: 8660046Abstract: In a communications system including a base station capable of altering a frequency bandwidth which is used for transmitting broadcast data for providing point-to-multipoint broadcasting communications service and which is used for transmitting individual communications data for providing point-to-point individual communications service, and a mobile terminal capable of altering a receivable bandwidth which is used for receiving at least the broadcast data and the individual communications data transmitted from the base station, decision processing of making a decision as to whether the mobile terminal can receive reception-desired content it desires to receive among contents provided by the broadcasting communications service is executed in accordance with a frequency occupying bandwidth used for transmitting the reception-desired content. Thus, the mobile terminal becomes able to make a decision as to whether it can receive particular E-MBMS content considering its own UE position.Type: GrantFiled: August 9, 2006Date of Patent: February 25, 2014Assignee: Mitsubishi Electric CorporationInventors: Miho Maeda, Mitsuru Mochizuki, Yasushi Iwane, Noriyuki Fukui, Tetsuya Mishuku, Michiaki Takano, Ryoichi Fujie, Shigenori Tani, Akira Okubo, Keisuke Ozaki
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Publication number: 20120170485Abstract: A mobile terminal 3 judges whether or not the mobile terminal is able to make a transition to a DTX period during Active, and, when judging that the mobile terminal is able to make a transition to a DTX period during Active, notifies a base station 2 to that effect. If the base station 2 judges that the mobile terminal is able to make a transition to a DRX period during Active when triggered by the notification from the mobile terminal 3, the base station temporarily stops supply of electric power to the data transmission processing units and the data reception processing units of the mobile terminal 3.Type: ApplicationFiled: March 14, 2012Publication date: July 5, 2012Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Miho MAEDA, Mitsuru Mochizuki, Yasushi Iwane, Tetsuya Mishuku, Masaaki Kusano, Ryoichi Fujie, Shigenori Tani, Keiko Tada, Noriyuki Fukui, Michiaki Takano
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Publication number: 20120099437Abstract: A terminal switching method for switching terminals, in a communication system in which HARQ processing is performed, to which a base station grants a transmission permission, from a terminal A to a terminal B includes notifying the terminal B of aborting of the transmission permission, setting a time point at which an HARQ process whose state of the HARQ processing is a retransmission waiting state with the terminal A is performed as a virtual starting point, setting a retransmission waiting window having a predetermined window length with the virtual starting point being regarded as its starting point, and notifying the terminal B of the transmission permission when there is no HARQ process having the retransmission waiting state with the terminal A, wherein the virtual starting point setting and the window setting are repeated until there is no HARQ process having the retransmission waiting state with the terminal A.Type: ApplicationFiled: May 7, 2010Publication date: April 26, 2012Applicants: NTT DOCOMO, INC, Mitsubishi Electric CorporationInventors: Noriyuki Fukui, Tetsuya Mishuku, Tatsuro Yajima, Hidehiko Oyane
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Patent number: 8165083Abstract: A base station divides a packet into a plurality of wireless transfer blocks, determines a priority of a wireless transfer block based on a delivery acknowledged amount accumulated value, allocates wireless resources to the wireless transfer blocks based on determined priority, and transmits generated wireless transfer blocks by using allocated wireless resources. A mobile station transmits a delivery acknowledgement to the base station when the wireless transfer block is properly received and a re-transmission request when the wireless transfer block is not properly received, and reproduces the packet from received wireless transfer blocks.Type: GrantFiled: December 27, 2007Date of Patent: April 24, 2012Assignee: Mitsubishi Electric CorporationInventors: Shigenori Tani, Ryoichi Fujie, Tetsuya Mishuku
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Patent number: 8149749Abstract: A mobile terminal judges whether or not the mobile terminal is able to make a transition to a DTX period during Active, and, when judging that the mobile terminal is able to make a transition to a DTX period during Active, notifies a base station to that effect. If the base station judges that the mobile terminal is able to make a transition to a DRX period during Active when triggered by the notification from the mobile terminal, the base station temporarily stops supply of electric power to the data transmission processing units and the data reception processing units of the mobile terminal.Type: GrantFiled: April 27, 2007Date of Patent: April 3, 2012Assignee: Mitsubishi Electric CorporationInventors: Miho Maeda, Mitsuru Mochizuki, Yasushi Iwane, Tetsuya Mishuku, Masaaki Kusano, Ryoichi Fujie, Shigenori Tani, Keiko Tada, Noriyuki Fukui, Michiaki Takano
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Patent number: 8112688Abstract: A data-transmission control method is implemented when transmitting data after dividing the data into a plurality of blocks and performing error correction when performing data transmission. The method includes obtaining additional information indicating a result of error correction process of received data and a result of data transmission (ACK/NACK) from a reception station, and deciding a data length of data to be retransmitted when NACK is obtained as the result of data transmission so that a rate of occurrence of transmission errors upon retransmission is minimized, based on a number of blocks in which error correction has failed indicated by the additional information.Type: GrantFiled: April 19, 2006Date of Patent: February 7, 2012Assignee: Mitsubishi Electric CorporationInventor: Tetsuya Mishuku
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Publication number: 20110090836Abstract: Since OFDM (Orthogonal Frequency Division Multiplexing), which is a downlink access scheme used for an LTE (Long Term Evolution) communication system, is weak at interference, it is preferable that the number of base stations for transmitting the same E-MBMS (Evolved Multimedia Broadcast Multicast Service) data be not excessive. Thus, the mobile terminal performs: processing of obtaining measurement quality values by measuring reception quality of each base station; processing of deciding on whether the measurement quality value of a serving base station exceeds a certain receiving level; processing of adding measurement quality values of other base stations to the measurement quality value of the serving base station until the sum exceeds the certain receiving level; and processing of notifying the serving base station of the serving base station and other base stations as candidates for an active set for E-MBMS.Type: ApplicationFiled: December 21, 2010Publication date: April 21, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: MITSURU MOCHIZUKI, MIHO MAEDA, YASUSHI IWANE, NORIYUKI FUKUI, TETSUYA MISHUKU, MICHIAKI TAKANO, RYOICHI FUJIE, SHIGENORI TANI, AKIRA OKUBO, KEISUKE OZAKI
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Patent number: 7885235Abstract: Since OFDM (Orthogonal Frequency Division Multiplexing), which is a downlink access scheme used for an LTE (Long Term Evolution) communication system, is weak at interference, it is preferable that the number of base stations for transmitting the same E-MBMS (Evolved Multimedia Broadcast Multicast Service) data be not excessive. Thus, the mobile terminal performs: processing of obtaining measurement quality values by measuring reception quality of each base station; processing of deciding on whether the measurement quality value of a serving base station exceeds a certain receiving level; processing of adding measurement quality values of other base stations to the measurement quality value of the serving base station until the sum exceeds the certain receiving level; and processing of notifying the serving base station of the serving base station and other base stations as candidates for an active set for E-MBMS.Type: GrantFiled: September 26, 2006Date of Patent: February 8, 2011Assignee: Mitsubishi Electric CorporationInventors: Mitsuru Mochizuki, Miho Maeda, Yasushi Iwane, Noriyuki Fukui, Tetsuya Mishuku, Michiaki Takano, Ryoichi Fujie, Shigenori Tani, Akira Okubo, Keisuke Ozaki
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Publication number: 20100322187Abstract: A base station divides a packet into a plurality of wireless transfer blocks, determines a priority of a wireless transfer block based on a delivery acknowledged amount accumulated value, allocates wireless resources to the wireless transfer blocks based on determined priority, and transmits generated wireless transfer blocks by using allocated wireless resources. A mobile station transmits a delivery acknowledgement to the base station when the wireless transfer block is properly received and a re-transmission request when the wireless transfer block is not properly received, and reproduces the packet from received wireless transfer blocks.Type: ApplicationFiled: December 27, 2007Publication date: December 23, 2010Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Shigenori Tani, Ryoichi Fujie, Tetsuya Mishuku