Patents by Inventor Ken Tamagawa
Ken Tamagawa 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: 20240015533Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: ApplicationFiled: September 22, 2023Publication date: January 11, 2024Inventors: KENTA YASUKAWA, KEN TAMAGAWA, DAICHI FUNATO
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Publication number: 20230396981Abstract: A communication system for providing an access to an Internet Protocol (IP) network to a wireless terminal, having a gateway to pass data from the wireless terminal to the IP network and having first and second groups of servers, the first group includes a plurality of servers and the second group includes a plurality of servers. The first group is configured to: receive data from the wireless terminal, select a destination address as a selected destination address for the received data, and forward the data to a server of the second group corresponding to the selected destination address. The server of the second group performs data processing of the forwarded data, the data processing including modification of a part of a General Packet Radio Service (GPRS) tunneling protocol (GTP) payload of the forwarded data, and output the processed data to the IP network.Type: ApplicationFiled: August 18, 2023Publication date: December 7, 2023Inventor: Ken TAMAGAWA
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Patent number: 11805429Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: GrantFiled: March 28, 2018Date of Patent: October 31, 2023Assignee: SORACOM, INC.Inventors: Kenta Yasukawa, Ken Tamagawa, Daichi Funato
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Patent number: 11765571Abstract: A communication system for providing an access to an IP network to a wireless terminal, comprising a gateway for passing data from the wireless terminal to the IP network, wherein the gateway comprises a first group of servers with a receiving unit for receiving data from the wireless terminal, a selecting unit for selecting one of a plurality of destination addresses based on a header of the received data, and a forwarding unit for forwarding the data to the destination address selected by the selecting unit, wherein each of the first group of servers forwards the data to a server constituting a second group of servers corresponding to one of the plurality of destination addresses.Type: GrantFiled: March 4, 2022Date of Patent: September 19, 2023Assignee: SORACOM, INC.Inventor: Ken Tamagawa
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Patent number: 11595830Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: GrantFiled: July 24, 2019Date of Patent: February 28, 2023Assignee: SORACOM, INC.Inventors: Kenta Yasukawa, Ken Tamagawa, Daichi Funato
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Publication number: 20220279339Abstract: A communication system for providing an access to an IP network to a wireless terminal, comprising a gateway for passing data from the wireless terminal to the IP network, wherein the gateway comprises a first group of servers with a receiving unit for receiving data from the wireless terminal, a selecting unit for selecting one of a plurality of destination addresses based on a header of the received data, and a forwarding unit for forwarding the data to the destination address selected by the selecting unit, wherein each of the first group of servers forwards the data to a server constituting a second group of servers corresponding to one of the plurality of destination addresses.Type: ApplicationFiled: March 4, 2022Publication date: September 1, 2022Inventor: Ken TAMAGAWA
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Patent number: 11337084Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: GrantFiled: July 24, 2019Date of Patent: May 17, 2022Inventors: Kenta Yasukawa, Ken Tamagawa, Daichi Funato
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Patent number: 11310655Abstract: A communication system for providing an access to an IP network to a wireless terminal, comprising a gateway for passing data from the wireless terminal to the IP network, wherein the gateway comprises a first group of servers with a receiving unit for receiving data from the wireless terminal, a selecting unit for selecting one of a plurality of destination addresses based on a header of the received data, and a forwarding unit for forwarding the data to the destination address selected by the selecting unit, wherein each of the first group of servers forwards the data to a server constituting a second group of servers corresponding to one of the plurality of destination addresses.Type: GrantFiled: June 9, 2016Date of Patent: April 19, 2022Assignee: SORACOM, INC.Inventor: Ken Tamagawa
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Publication number: 20190349791Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: ApplicationFiled: July 24, 2019Publication date: November 14, 2019Inventors: KENTA YASUKAWA, KEN TAMAGAWA, DAICHI FUNATO
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Publication number: 20190349790Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: ApplicationFiled: July 24, 2019Publication date: November 14, 2019Inventors: KENTA YASUKAWA, KEN TAMAGAWA, DAICHI FUNATO
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Publication number: 20190059005Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: ApplicationFiled: March 28, 2018Publication date: February 21, 2019Inventors: KENTA YASUKAWA, KEN TAMAGAWA, DAICHI FUNATO
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Publication number: 20180255132Abstract: A control apparatus for a gateway functioning as the endpoint of a core network in a mobile communication system is provided. The gateway includes a first server configured to receive data from a user apparatus and one or more second servers configured to transfer the data received by the first server to an external network. The control apparatus performs an operation of changing performance of the one or more second servers, an operation of monitoring a processing status of the one or more second servers, and an operation of selecting, from the one or more second servers in accordance with the processing status of the one or more second servers, a second server as a transfer destination of the data received from the user apparatus by the first server.Type: ApplicationFiled: May 3, 2018Publication date: September 6, 2018Inventors: KENTA YASUKAWA, KEN TAMAGAWA, DAICHI FUNATO
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Publication number: 20180184281Abstract: A communication system for providing an access to an IP network to a wireless terminal, comprising a gateway for passing data from the wireless terminal to the IP network, wherein the gateway comprises a first group of servers with a receiving unit for receiving data from the wireless terminal, a selecting unit for selecting one of a plurality of destination addresses based on a header of the received data, and a forwarding unit for forwarding the data to the destination address selected by the selecting unit, wherein each of the first group of servers forwards the data to a server constituting a second group of servers corresponding to one of the plurality of destination addresses.Type: ApplicationFiled: June 9, 2016Publication date: June 28, 2018Inventor: Ken TAMAGAWA
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Patent number: 9998913Abstract: In a management method and a management server for using a plurality of SIM cards, a large number of users can start use easily. First, an MVNO 230A that has obtained one or more SIM cards logs in to a management screen provided by an MVNE 210 in association with a user ID of the MVNO 230A. From the standpoint of the MVNE 210, it is determined whether a user ID of a user who has accessed a management screen of a management server of the MVNE 210 is under MVNO contract (S301). When the user ID is under MVNO contract, an identification number given to each SIM card and a passcode for authentication given as needed are received as registration information (S302).Type: GrantFiled: August 30, 2017Date of Patent: June 12, 2018Assignee: SORACOM, INC.Inventor: Ken Tamagawa
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Patent number: 9872168Abstract: First, an MVNO 230A that has obtained one or more SIM cards logs in to a management screen provided by an MVNE 210 in association with a user ID of the MVNO 230A. From the standpoint of the MVNE 210, it is determined whether a user ID of a user who has accessed a management screen of a management server of the MVNE 210 is under MVNO contract (S301). When the user ID is under MVNO contract, an identification number given to each SIM card and a passcode for authentication given as needed are received as registration information (S302). If the management server of the MVNE 210 can receive necessary registration information, each SIM card of which an identification number is specified by the registration information is associated with the user ID as an SIM card used by the MVNO 230A (S303).Type: GrantFiled: June 9, 2016Date of Patent: January 16, 2018Assignee: SORACOM, INC.Inventor: Ken Tamagawa
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Publication number: 20170366963Abstract: In a management method and a management server for using a plurality of SIM cards, a large number of users can start use easily. First, an MVNO 230A that has obtained one or more SIM cards logs in to a management screen provided by an MVNE 210 in association with a user ID of the MVNO 230A. From the standpoint of the MVNE 210, it is determined whether a user ID of a user who has accessed a management screen of a management server of the MVNE 210 is under MVNO contract (S301). When the user ID is under MVNO contract, an identification number given to each SIM card and a passcode for authentication given as needed are received as registration information (S302).Type: ApplicationFiled: August 30, 2017Publication date: December 21, 2017Inventor: Ken TAMAGAWA
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Publication number: 20170201876Abstract: First, an MVNO 230A that has obtained one or more SIM cards logs in to a management screen provided by an MVNE 210 in association with a user ID of the MVNO 230A. From the standpoint of the MVNE 210, it is determined whether a user ID of a user who has accessed a management screen of a management server of the MVNE 210 is under MVNO contract (S301). When the user ID is under MVNO contract, an identification number given to each SIM card and a passcode for authentication given as needed are received as registration information (S302). If the management server of the MVNE 210 can receive necessary registration information, each SIM card of which an identification number is specified by the registration information is associated with the user ID as an SIM card used by the MVNO 230A (S303).Type: ApplicationFiled: June 9, 2016Publication date: July 13, 2017Inventor: Ken TAMAGAWA
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Publication number: 20040155989Abstract: The present invention relates to a video panel apparatus that can be housed in a video rack placed in a studio such as a broadcasting studio or a production studio. The video panel apparatus 1 comprises a frame base 2, a panel frame 3 pivotably provided on the frame base 2 and mainly provided with a display part and a control part 33, and angle adjusting means 4 for adjusting the tilt angle of the panel frame 3 with respect to the frame base 2. The angle adjusting means 4 includes a pivoting part 40 having a plurality of notched grooves 42, and an engaging part 41 selectively engageable with any of the notched grooves 42 of the pivoting part 40, whereby the tilt angle can be adjusted stepwise.Type: ApplicationFiled: December 17, 2003Publication date: August 12, 2004Inventor: Ken Tamagawa
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Patent number: 6603708Abstract: An input object selector of a finger touch type that can, without any problem, be installed in a small space, such as an information terminal watch, and that provides a satisfactorily efficient process for selecting input objects.Type: GrantFiled: December 21, 2001Date of Patent: August 5, 2003Assignee: International Business Machines CorporationInventors: Ken Tamagawa, Hiroshi Ishikawa
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Publication number: 20020118603Abstract: An input object selector of a finger touch type that can, without any problem, be installed in a small space, such as an information terminal watch, and that provides a satisfactorily efficient process for selecting input objects.Type: ApplicationFiled: December 21, 2001Publication date: August 29, 2002Inventors: Ken Tamagawa, Hiroshi Ishikawa