Patents by Inventor Hirokazu Naoe
Hirokazu Naoe 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: 11317271Abstract: A system includes a subscription storage that stores an APN for identifying a home base station and the service class available for a UE as subscription information, in correspondence with a mobile terminal identifier for identifying UE; a positional information update request receiver for receiving a positional information update request of UE 70 from an MME; and a positional information response transmitter that extracts the available service class included in the positional information update request, from the subscription storage and transmits a positional information update response included with the extracted service class to MME. With this configuration, it is possible to provide a mobile communication system in which, for a plurality of services of a home base station, the owner of a home base station can set the access right for each of the services, and communication data is transferred based on the set access right.Type: GrantFiled: December 7, 2017Date of Patent: April 26, 2022Assignee: SHARP KABUSHIKI KAISHAInventors: Masafumi Aramoto, Hirokazu Naoe
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Patent number: 10582369Abstract: A system includes a bases station including circuitry configured to receive a signal regarding an attach procedure; transmit, to a position management apparatus, the attach procedure signal together with a CSGID, based on receiving the attach procedure signal; receive an attachment acceptance together with fourth information from the position management apparatus, as a response to the signal regarding the attach procedure, wherein the fourth information is permission information indicating that Local IP Access (LIPA) is permitted; and transmit an attachment acceptance without including the fourth information to the mobile station apparatus, after receiving the attachment acceptance; and a mobile station including circuitry able to transmit first information corresponding to Local IP access (LIPA) for connecting to a network without passing through a core network, and in a case that LIPA is permitted, to perform data reception and transmission with the network without passing through the core network.Type: GrantFiled: April 26, 2019Date of Patent: March 3, 2020Assignee: Sharp Kabushiki KaishaInventors: Masafumi Aramoto, Hirokazu Naoe
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Patent number: 10548060Abstract: A mobile station that establishes a first transfer path by way of a first access network between the mobile station and a control station. The mobile station establishes a default EPS (Evolved Packet System) bearer by way of a second access network between the mobile station and the control station by transmitting an attach request for requesting a handover of a partial flow among the plurality of flows when performing transmission/reception of a plurality of flows with the control station by using the first transfer path.Type: GrantFiled: January 22, 2019Date of Patent: January 28, 2020Assignee: Sharp Kabushiki KaishaInventors: Masafumi Aramoto, Hirokazu Naoe
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Patent number: 10548044Abstract: A first access network in which a bearer transfer path that guarantees a predetermined QoS has been established and a second access network in which a transfer path which is different from that in the first access network has been established are provided, and PCRF 60 transmits to a mobile station an uplink traffic switching request including information of a flow of which the access system type is switched, out of flows in which a UE 10 performs communication, and information of an access system type to be a switching destination of the flow, and the UE 10, upon receiving the uplink traffic switching request, switches a transfer path of the flow included in the uplink traffic switching request to that of the access system type.Type: GrantFiled: April 28, 2014Date of Patent: January 28, 2020Assignee: SHARP KABUSHIKI KAISHAInventors: Masafumi Aramoto, Hirokazu Naoe
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Publication number: 20190253871Abstract: A system includes a bases station including circuitry configured to receive a signal regarding an attach procedure; transmit, to a position management apparatus, the attach procedure signal together with a CSGID, based on receiving the attach procedure signal; receive an attachment acceptance together with fourth information from the position management apparatus, as a response to the signal regarding the attach procedure, wherein the fourth information is permission information indicating that Local IP Access (LIPA) is permitted; and transmit an attachment acceptance without including the fourth information to the mobile station apparatus, after receiving the attachment acceptance; and a mobile station including circuitry able to transmit first information corresponding to Local IP access (LIPA) for connecting to a network without passing through a core network, and in a case that LIPA is permitted, to perform data reception and transmission with the network without passing through the core network.Type: ApplicationFiled: April 26, 2019Publication date: August 15, 2019Applicant: SHARP KABUSHIKI KAISHAInventors: Masafumi ARAMOTO, Hirokazu NAOE
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Publication number: 20190174380Abstract: A mobile station that establishes a first transfer path by way of a first access network between the mobile station and a control station. The mobile station establishes a default EPS (Evolved Packet System) bearer by way of a second access network between the mobile station and the control station by transmitting an attach request for requesting a handover of a partial flow among the plurality of flows when performing transmission/reception of a plurality of flows with the control station by using the first transfer path.Type: ApplicationFiled: January 22, 2019Publication date: June 6, 2019Applicant: SHARP KABUSHIKI KAISHAInventors: Masafumi ARAMOTO, Hirokazu NAOE
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Patent number: 10278059Abstract: A system includes a subscription storage that stores a group identifier for identifying a home base station 60 and the service available for a UE 70 as subscription information, in correspondence with a mobile terminal identifier for identifying UE 70; a positional information update request receiver for receiving a positional information update request of UE 70 from an MME 40; and a positional information response transmitter that extracts the available service corresponding to the mobile terminal included in the positional information update request, from the subscription storage and transmits a positional information update response included with the extracted service to MME 40.Type: GrantFiled: December 30, 2015Date of Patent: April 30, 2019Assignee: Sharp Kabushiki KaishaInventors: Masafumi Aramoto, Hirokazu Naoe
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Patent number: 10206153Abstract: A mobile station that establishes a first transfer path by way of a first access network between the mobile station and a control station. The mobile station establishes a default EPS (Evolved Packet System) bearer by way of a second access network between the mobile station and the control station by transmitting an attach request for requesting a handover of a partial flow among the plurality of flows when performing transmission/reception of a plurality of flows with the control station by using the first transfer path.Type: GrantFiled: August 25, 2017Date of Patent: February 12, 2019Assignee: Sharp Kabushiki KaishaInventors: Masafumi Aramoto, Hirokazu Naoe
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Publication number: 20180103366Abstract: A system includes a subscription storage that stores an APN for identifying a home base station and the service class available for a UE as subscription information, in correspondence with a mobile terminal identifier for identifying UE; a positional information update request receiver for receiving a positional information update request of UE 70 from an MME; and a positional information response transmitter that extracts the available service class included in the positional information update request, from the subscription storage and transmits a positional information update response included with the extracted service class to MME. With this configuration, it is possible to provide a mobile communication system in which, for a plurality of services of a home base station, the owner of a home base station can set the access right for each of the services, and communication data is transferred based on the set access right.Type: ApplicationFiled: December 7, 2017Publication date: April 12, 2018Applicant: Sharp Kabushiki KaishaInventors: Masafumi ARAMOTO, Hirokazu NAOE
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Patent number: 9867030Abstract: A system includes a subscription storage that stores an APN for identifying a home base station and the service class available for a UE as subscription information, in correspondence with a mobile terminal identifier for identifying UE; a positional information update request receiver for receiving a positional information update request of UE 70 from an MME; and a positional information response transmitter that extracts the available service class included in the positional information update request, from the subscription storage and transmits a positional information update response included with the extracted service class to MME. With this configuration, it is possible to provide a mobile communication system in which, for a plurality of services of a home base station, the owner of a home base station can set the access right for each of the services, and communication data is transferred based on the set access right.Type: GrantFiled: June 21, 2010Date of Patent: January 9, 2018Assignee: SHARP KABUSHIKI KAISHAInventors: Masafumi Aramoto, Hirokazu Naoe
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Publication number: 20170353901Abstract: A mobile station that establishes a first transfer path by way of a first access network between the mobile station and a control station. The mobile station establishes a default EPS (Evolved Packet System) bearer by way of a second access network between the mobile station and the control station by transmitting an attach request for requesting a handover of a partial flow among the plurality of flows when performing transmission/reception of a plurality of flows with the control station by using the first transfer path.Type: ApplicationFiled: August 25, 2017Publication date: December 7, 2017Applicant: SHARP KABUSHIKI KAISHAInventors: Masafumi ARAMOTO, Hirokazu NAOE
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Patent number: 9743437Abstract: A mobile station (MS) that sends a request message for establishing only one PDN connection which provides connectivity to a PDN associated with an APN, the PDN connection being used only for a communication between an external gateway device (EGD) and a plurality of terminal devices which include said at least one terminal device. The MS receives the APN, an EPS bearer ID, and an address block, the address block being allocated by the EGD to the PDN connection, and the EPS bearer ID being allocated to the PDN connection. The MS allocates an IPv6 prefix based on the address block to the at least one terminal device, and transfers, based on the EPS bearer ID, user data as a router from the at least one terminal device to the PDN associated with the APN via the PDN connection, wherein the user data being transferred from the terminal devices using an IP address configured based on the assigned IPv6 prefix.Type: GrantFiled: August 11, 2015Date of Patent: August 22, 2017Assignee: SHARP KABUSHIKI KAISHAInventors: Hirokazu Naoe, Masafumi Aramoto
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Publication number: 20160112863Abstract: A system includes a subscription storage that stores a group identifier for identifying a home base station 60 and the service available for a UE 70 as subscription information, in correspondence with a mobile terminal identifier for identifying UE 70; a positional information update request receiver for receiving a positional information update request of UE 70 from an MME 40; and a positional information response transmitter that extracts the available service corresponding to the mobile terminal included in the positional information update request, from the subscription storage and transmits a positional information update response included with the extracted service to MME 40.Type: ApplicationFiled: December 30, 2015Publication date: April 21, 2016Applicant: Sharp Kabushiki KaishaInventors: Masafumi ARAMOTO, Hirokazu NAOE
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Patent number: 9258697Abstract: A system includes a subscription storage that stores a group identifier for identifying a home base station 60 and the service available for a UE 70 as subscription information, in correspondence with a mobile terminal identifier for identifying UE 70; a positional information update request receiver for receiving a positional information update request of UE 70 from an MME 40; and a positional information response transmitter that extracts the available service corresponding to the mobile terminal included in the positional information update request, from the subscription storage and transmits a positional information update response included with the extracted service to MME 40.Type: GrantFiled: June 22, 2010Date of Patent: February 9, 2016Assignee: SHARP KABUSHIKI KAISHAInventors: Masafumi Aramoto, Hirokazu Naoe
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Publication number: 20150351141Abstract: A mobile station (MS) that sends a request message for establishing only one PDN connection which provides connectivity to a PDN associated with an APN, the PDN connection being used only for a communication between an external gateway device (EGD) and a plurality of terminal devices which include said at least one terminal device. The MS receives the APN, an EPS bearer ID, and an address block, the address block being allocated by the EGD to the PDN connection, and the EPS bearer ID being allocated to the PDN connection. The MS allocates an IPv6 prefix based on the address block to the at least one terminal device, and transfers, based on the EPS bearer ID, user data as a router from the at least one terminal device to the PDN associated with the APN via the PDN connection, wherein the user data being transferred from the terminal devices using an IP address configured based on the assigned IPv6 prefix.Type: ApplicationFiled: August 11, 2015Publication date: December 3, 2015Applicant: SHARP KABUSHIKI KAISHAInventors: Hirokazu NAOE, Masafumi ARAMOTO
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Patent number: 9137833Abstract: A core network includes a PDN connection holding unit that associates and stores information regarding PDN connection with information indicating an address block configured as a set of a plurality of addresses identifying a plurality of the information terminal devices. Therefore, it is possible to suppress an increase in the processing load and a limitation of providable services, even in the case in which an ad-hoc network is formed between a mobile terminal device and a plurality of terminal equipments and a PDN connection is made by the terminal equipments using the mobile terminal device as an MT.Type: GrantFiled: March 26, 2010Date of Patent: September 15, 2015Assignee: SHARP KABUSHIKI KAISHAInventors: Hirokazu Naoe, Masafumi Aramoto
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Patent number: 9019894Abstract: When a connecting destination base station apparatus included in a message including an identifier of a base station apparatus serving as a connecting destination of a mobile station apparatus is different from a connecting source base station apparatus stored in an EPS bearer context, rearrangement of local PDN connection is requested to an L-PGW unit of the connecting destination base station apparatus and local PDN connection is deleted. After establishment of a wireless bearer is completed between the mobile station apparatus and the connecting destination base station apparatus, the connecting destination base station apparatus is instructed to start proxy transmission of neighbor advertisement instead of the mobile station apparatus.Type: GrantFiled: April 8, 2011Date of Patent: April 28, 2015Assignee: Sharp Kabushiki KaishaInventors: Masafumi Aramoto, Hirokazu Naoe
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Publication number: 20150023322Abstract: A mobile station that establishes a first transfer path by way of a first access network between the mobile station and a control station. The mobile station establishes a default EPS (Evolved Packet System) bearer by way of a second access network between the mobile station and the control station by transmitting an attach request for requesting a handover of a partial flow among the plurality of flows when performing transmission/reception of a plurality of flows with the control station by using the first transfer path.Type: ApplicationFiled: October 8, 2014Publication date: January 22, 2015Applicant: SHARP KABUSHIKI KAISHAInventors: Masafumi ARAMOTO, Hirokazu NAOE
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Patent number: 8885612Abstract: When performing a handover from an access network B to an access network A, a UE 10 transmits an attach request to an MME 30. MME 30 establishes a bearer on a first access network based on the attach request. UE 10 requests MME 30 to establish a specific bearer that guarantees the necessary QoS for a flow. MME 30 receives the request for establishment of a specific bearer, establishes a specific bearer that guarantee the QoS for the flow and sets up a path for performing communication of the flow between UE 10 and a PGW 20. This enables the mobile station to select a specific flow among a plurality of flows and be directly handed over to the bearer communication path when the mobile station performs a handover, thus providing a mobile communication system and the like that can realize a handover while maintaining communication quality.Type: GrantFiled: November 2, 2009Date of Patent: November 11, 2014Assignee: Sharp Kabushiki KaishaInventors: Masafumi Aramoto, Hirokazu Naoe
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Publication number: 20140233388Abstract: A first access network in which a bearer transfer path that guarantees a predetermined QoS has been established and a second access network in which a transfer path which is different from that in the first access network has been established are provided, and PCRF 60 transmits to a mobile station an uplink traffic switching request including information of a flow of which the access system type is switched, out of flows in which a UE 10 performs communication, and information of an access system type to be a switching destination of the flow, and the UE 10, upon receiving the uplink traffic switching request, switches a transfer path of the flow included in the uplink traffic switching request to that of the access system type.Type: ApplicationFiled: April 28, 2014Publication date: August 21, 2014Applicant: SHARP KABUSHIKI KAISHAInventors: Masafumi ARAMOTO, Hirokazu NAOE