Patents by Inventor Maiko NAYA
Maiko NAYA 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: 12047900Abstract: A wireless terminal station device, a plurality of wireless base station devices, and a positioning request device are included, the wireless terminal station device makes a positioning request including identification information of its own device to the positioning request device via the wireless base station device to which the wireless terminal station device belongs among the plurality of wireless base station devices, the positioning request device receives the positioning request from the wireless terminal station device, specifies the wireless base station device to which the wireless terminal station device belongs on the basis of the identification information of the wireless terminal station device, transmits a positioning instruction and the identification information of the wireless terminal station device to the specified wireless base station device, and receives a result of positioning of the wireless terminal station device from the wireless base station device, and the wireless base stationType: GrantFiled: June 17, 2019Date of Patent: July 23, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Masamichi Hosoda, Maiko Naya, Akira Nakayama, Masaru Miyamoto
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Patent number: 11877199Abstract: A base station information DB (11) of a base station management apparatus (1) stores base station information that indicates wireless schemes that can be implemented by base stations (5), scheduled periods for implementation of the wireless schemes, and coverage areas of the base stations (5) in which wireless terminals can be accommodated.Type: GrantFiled: August 23, 2019Date of Patent: January 16, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takashi Shimizu, Maiko Naya, Kenji Shimizu, Takahiro Yamazaki, Atsushi Taniguchi, Takayuki Yamada
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Patent number: 11617070Abstract: A communication control apparatus includes a communication parameter acquisition unit that acquires at least one second communication parameter that is a candidate for a first communication parameter indicating a communication parameter to be assigned to a communication apparatus and indicates a communication parameter suitable for regional characteristics indicating a communication environment in a region where the communication apparatus is installed, a setting file storage unit that stores a setting file corresponding to each second communication parameter, a setting file acquisition control unit that acquires the setting file and stores the acquired setting file in the setting file storage unit, and a communication parameter assignment unit that determines the first communication parameter from among the second communication parameters acquired by the communication parameter acquisition unit and assigns the determined first communication parameter to the communication apparatus.Type: GrantFiled: April 4, 2019Date of Patent: March 28, 2023Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Atsushi Taniguchi, Kenji Shimizu, Yohei Katayama, Takahiro Yamazaki, Maiko Naya
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Patent number: 11546868Abstract: A radio communication method executed by a control apparatus controlling a base station apparatus performing communication with a terminal in a predetermined region, and includes determining whether there is the terminal that is asynchronized in communication with the base station apparatus transmitting a synchronization signal, and controlling, in a case where it is determined that there is the asynchronized terminal, the base station apparatus to increase an allocation time of the synchronization signal in compliance with a radio scheme used by the asynchronized terminal or to shorten an allocation cycle of the synchronization signal.Type: GrantFiled: April 8, 2019Date of Patent: January 3, 2023Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya
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Publication number: 20220366307Abstract: A first learning unit (101) learns a difference model (111) for predicting a difference between current monitoring data that is monitoring data obtained by monitoring a monitoring target at each time point and at each of a plurality of monitoring points and is monitoring data at a current time point, and past monitoring data that is monitoring data at each of a plurality of past time points; a second learning unit (102) learns a prediction model (past) (112) for predicting variation of the monitoring target using the past monitoring data; a first generation unit (103) generates corrected past data using the difference model (111), by correcting a difference between the past monitoring data and the current monitoring data; and a third learning unit (104) learns a prediction model (current) (113) for predicting variation of the monitoring target using the current monitoring data, the difference model (111), the prediction model (past) (112), and the corrected past data, whereby variation of the monitoring targeType: ApplicationFiled: October 2, 2019Publication date: November 17, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Koshin TO, Masaru MIYAMOTO, Shinya OI, Akira NAKAYAMA, Yusuke TANAKA, Takayuki ADACHI, Mitsutoshi NAGAHAMA, Maiko NAYA
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Publication number: 20220343712Abstract: A people count estimation apparatus includes an information management unit configured to at least manage road network data which is spatial information data regarding a road network formed to include a plurality of observation points and a road connecting the observation points, an observation point list which is a list of the observation points, and the numbers of people passing per unit time at the observation points in each direction of the road, a coefficient calculation unit configured to identify, from the observation point list, a first observation point where the number of people passing in each direction is not measured among the plurality of observation points, identify a second observation point where the number of people passing in each direction is measurable and which is connected to the first observation point by the road among the plurality of observation points, and calculate a weight that an observation value per time period at the second observation point contributes to the number of peoplType: ApplicationFiled: August 22, 2019Publication date: October 27, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Maiko NAYA, Akira NAKAYAMA, Shinya OI, Yusuke TANAKA, Masaru MIYAMOTO
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Publication number: 20220335183Abstract: A vector field setting unit (102) sets a vector field for providing virtual force for reproducing, in a region in which a moving body moves, movement of the moving body in a certain direction, and a simulation unit (104) simulates the movement of the moving body in the region, based on a movement model to which a parameter for simulating the movement of the moving body is set and the vector field set by the vector field setting unit, whereby the movement of the moving body is appropriately simulated even when the movement of the moving body is unusual.Type: ApplicationFiled: October 2, 2019Publication date: October 20, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Koshin TO, Akira NAKAYAMA, Masaru MIYAMOTO, Shinya OI, Yusuke TANAKA, Takayuki ADACHI, Mitsutoshi NAGAHAMA, Maiko NAYA
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Publication number: 20220318694Abstract: An interaction based on a difference in a travelling direction is simulated, and a simulation of movement can be accurately performed. A head count ratio between a head count of the moving agents travelling in one direction and a head count of the moving agents travelling in another direction for each direction at a selected edge is obtained, a width size relative to a proceeding direction of the moving agent is calculated from the head count ratio relative to a width of the edge, and a population density is calculated with respect to each of the moving agents based on an area of a section which is obtained from a forward area length from a location of the moving agent and the width size calculated for the proceeding direction of the moving agent and the moving agents existing in the section for each direction.Type: ApplicationFiled: September 2, 2019Publication date: October 6, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Maiko NAYA, Masamichi HOSODA, Akira NAKAYAMA, Masaru MIYAMOTO
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Publication number: 20220299332Abstract: An information presentation device includes: a communication unit that receives the degree of congestion at each position on each of a plurality of routes from each of human flow sensors installed at predetermined intervals on each of the plurality of routes to a specific point; a calculation unit that calculates the required time for each time series of the route on the basis of the degree of congestion at each position in each of the routes; a prediction unit that inputs the time-series required time calculated for each of the routes to a predetermined device for predicting The required time of each of the routes learned in advance, and predicts the timing when the required time approaches the threshold for each of the routes as an output of the predetermined device; and an information management unit that identifies a route that requires inducement from the timing predicted for each of the routes, selects an incentive for prompting a change in the identified route and an inducement time for the incentive,Type: ApplicationFiled: August 8, 2019Publication date: September 22, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Maiko NAYA, Masamichi HOSODA, Akira NAKAYAMA, Masaru MIYAMOTO
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Publication number: 20220303938Abstract: A wireless terminal station device, a plurality of wireless base station devices, and a positioning request device are included, the wireless terminal station device makes a positioning request including identification information of its own device to the positioning request device via the wireless base station device to which the wireless terminal station device belongs among the plurality of wireless base station devices, the positioning request device receives the positioning request from the wireless terminal station device, specifies the wireless base station device to which the wireless terminal station device belongs on the basis of the identification information of the wireless terminal station device, transmits a positioning instruction and the identification information of the wireless terminal station device to the specified wireless base station device, and receives a result of positioning of the wireless terminal station device from the wireless base station device, and the wireless base stationType: ApplicationFiled: June 17, 2019Publication date: September 22, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Masamichi HOSODA, Maiko NAYA, Akira NAKAYAMA, Masaru MIYAMOTO
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Patent number: 11438890Abstract: A wireless communication method is executed by a wireless communication system including one or more wireless terminals and a wireless communication apparatus. The wireless communication apparatus generates wireless scheme schedule information, which is information related to a schedule of a slot allocated to an uplink signal and a downlink signal of a predetermined wireless scheme, generates a downlink signal to be transmitted in the slot to the wireless terminal based on the wireless scheme schedule information, and transmits a beacon signal including the wireless scheme schedule information in the slot. The wireless terminal receives the beacon signal, in the slot, acquires the wireless scheme schedule information from the beacon signal, and generates an uplink signal to be transmitted in the slot to the wireless communication apparatus, based on the wireless scheme schedule information.Type: GrantFiled: April 8, 2019Date of Patent: September 6, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya
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Publication number: 20220277202Abstract: The movement of an agent can be simulated with high accuracy using the attributes of the agent. A population density for each of mobile agents is calculated based on an area of a section from its position to a set front length and a size magnification of the other agent existing in the section. A moving speed of the mobile agent for each of the mobile agents is calculated based on a free walking speed of agent information, a calculated population density, and a predetermined parameter.Type: ApplicationFiled: August 27, 2019Publication date: September 1, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Masamichi HOSODA, Maiko NAYA, Akira NAKAYAMA, Masaru MIYAMOTO
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Patent number: 11432179Abstract: An environmental information acquisition method is performed by an environmental information acquisition apparatus that acquires a measurement result of a radio wave environment. The environmental information acquisition method includes distributing software of each radio scheme to one or more base station apparatuses measuring a radio wave environment of the radio scheme based on the software of the radio scheme, instructing the one or more base station apparatuses to measure the radio wave environment, and acquiring the measurement result of the radio wave environment from the one or more base station apparatuses measuring based on the software the radio wave environment in multiple sections set across an area.Type: GrantFiled: April 4, 2019Date of Patent: August 30, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Maiko Naya, Kenji Shimizu, Takahiro Yamazaki, Atsushi Taniguchi, Yohei Katayama
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Patent number: 11419113Abstract: There is provided a wireless communication method in a wireless communication system including a plurality of base station apparatuses, a plurality of wireless signal processing apparatuses configured to perform signal processing that corresponds to each of a plurality of wireless schemes, and a control apparatus configured to control a transmission timing of signals in the base station apparatus and the wireless signal processing apparatus, the method including: determining a combination of the base station apparatus and the wireless signal processing apparatus that perform communication at each predetermined time by the control apparatus such that there is less overlap in time to establish a communication path between the wireless signal processing apparatus and each of a plurality of base station apparatuses that use the same wireless signal processing apparatus, in which the base station apparatus and the wireless signal processing apparatus perform communication by switching a determined combination of tType: GrantFiled: April 4, 2019Date of Patent: August 16, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya
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Patent number: 11412445Abstract: An access point management method for managing a plurality of access points capable of providing wireless communication services in accordance with a plurality of wireless standards to a radio terminal apparatus includes acquiring plural pieces of request information which are used for requesting providing of the wireless communication service and include information indicating an area in which the wireless communication service is provided, selecting the access point assigned to each wireless communication service, based on the area requested by the plural pieces of request information acquired and characteristics of a wireless standard provided in the wireless communication service, and transmitting a request signal for deploying the wireless communication service corresponding to the request information, to the access point selected.Type: GrantFiled: April 8, 2019Date of Patent: August 9, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takahiro Yamazaki, Kenji Shimizu, Atsushi Taniguchi, Yohei Katayama, Maiko Naya
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Patent number: 11395324Abstract: This invention provides a radio communication method in a radio communication system including a base station apparatus and a radio signal processing apparatus for communicating with the base station apparatus, the radio communication method including granting radio control information that includes at least information specifying a radio scheme to be used as a parameter required for radio communication, to a packet and transmitting the packet from which the radio control information has been removed, by the radio scheme specified by the radio control information granted to the packet.Type: GrantFiled: April 5, 2019Date of Patent: July 19, 2022Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei Katayama, Atsushi Taniguchi, Kenji Shimizu, Takahiro Yamazaki, Maiko Naya, Takashi Shimizu
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Publication number: 20210274456Abstract: A radio communication method executed by a control apparatus controlling a base station apparatus performing communication with a terminal in a predetermined region, and includes determining whether there is the terminal that is asynchronized in communication with the base station apparatus transmitting a synchronization signal, and controlling, in a case where it is determined that there is the asynchronized terminal, the base station apparatus to increase an allocation time of the synchronization signal in compliance with a radio scheme used by the asynchronized terminal or to shorten an allocation cycle of the synchronization signal.Type: ApplicationFiled: April 8, 2019Publication date: September 2, 2021Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei KATAYAMA, Atsushi TANIGUCHI, Kenji SHIMIZU, Takahiro YAMAZAKI, Maiko NAYA
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Publication number: 20210227538Abstract: There is provided a wireless communication method in a wireless communication system including a plurality of base station apparatuses, a plurality of wireless signal processing apparatuses configured to perform signal processing that corresponds to each of a plurality of wireless schemes, and a control apparatus configured to control a transmission timing of signals in the base station apparatus and the wireless signal processing apparatus, the method including: determining a combination of the base station apparatus and the wireless signal processing apparatus that perform communication at each predetermined time by the control apparatus such that there is less overlap in time to establish a communication path between the wireless signal processing apparatus and each of a plurality of base station apparatuses that use the same wireless signal processing apparatus, in which the base station apparatus and the wireless signal processing apparatus perform communication by switching a determined combination of tType: ApplicationFiled: April 4, 2019Publication date: July 22, 2021Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei KATAYAMA, Atsushi TANIGUCHI, Kenji SHIMIZU, Takahiro YAMAZAKI, Maiko NAYA
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Publication number: 20210219201Abstract: A base station information DB (11) of a base station management apparatus (1) stores base station information that indicates wireless schemes that can be implemented by base stations (5), scheduled periods for implementation of the wireless schemes, and coverage areas of the base stations (5) in which wireless terminals can be accommodated.Type: ApplicationFiled: August 23, 2019Publication date: July 15, 2021Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takashi SHIMIZU, Maiko NAYA, Kenji SHIMIZU, Takahiro YAMAZAKI, Atsushi TANIGUCHI, Takayuki YAMADA
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Publication number: 20210160914Abstract: This invention provides a radio communication method in a radio communication system including a base station apparatus and a radio signal processing apparatus for communicating with the base station apparatus, the radio communication method including granting radio control information that includes at least information specifying a radio scheme to be used as a parameter required for radio communication, to a packet and transmitting the packet from which the radio control information has been removed, by the radio scheme specified by the radio control information granted to the packet.Type: ApplicationFiled: April 5, 2019Publication date: May 27, 2021Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yohei KATAYAMA, Atsushi TANIGUCHI, Kenji SHIMIZU, Takahiro YAMAZAKI, Maiko NAYA, Takashi SHIMIZU