Patents Assigned to Nippon Telegraph and Telephone
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Patent number: 11977282Abstract: A core, constituted by an amorphous undoped semiconductor (i type), which is formed on a lower clad layer, and a p-type layer and an n-type layer which are disposed on the lower clad layer with the core interposed therebetween and are formed in contact with the core are provided. The core is formed to be thicker than the p-type layer and the n-type layer. The p-type layer and the n-type layer are constituted by single crystal silicon.Type: GrantFiled: July 2, 2019Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Tatsuro Hiraki, Shinji Matsuo, Tai Tsuchizawa
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Patent number: 11979306Abstract: Provided are a disposition rule saving unit that saves a disposition rule indicating at least a login method and disposition corresponding to the login method of an agent, a control rule saving unit that saves a control rule indicating at least an OS type and control information corresponding to the OS type of a target device of a network service, a data extraction unit that extracts configuration information including a login method and the OS type of the target device of the network service from a response result of construction processing, an agent disposition unit that determines disposition of an agent based on the login method of the extracted configuration information and the disposition rule, and an agent disposition unit that determines control processing of the agent based on the OS type of the extracted configuration information and the control rule.Type: GrantFiled: July 24, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Naoyuki Tanji, Chihiro Maru, Atsushi Takada, Kyoko Yamagoe
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Patent number: 11974850Abstract: A nametag transmitter is a nametag transmitter that is to be attached to smartwear including an electrode for detecting biological information, the nametag transmitter including: a reception unit for receiving the biological information from the electrode; a wireless communication unit for transmitting the biological information to a data collection apparatus; a display unit for displaying identification information for specifying a user of the smartwear; and a connection portion to be attached to the smartwear. The nametag transmitter is attached to the smartwear in a state in which pairing between the wireless communication unit and the data collection apparatus has been carried out.Type: GrantFiled: July 10, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Yuzo Ishii, Toshishige Shimamura, Rena Nakatsuji, Hitoshi Okikawa, Yoshiyuki Doi, Nobutomo Yoshihashi
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Patent number: 11979219Abstract: A wireless transmission system (100) wirelessly transmits image information wirelessly transmitted by an image-capturing unmanned aerial vehicle (101), via a relay unmanned aerial vehicle (102, 103) operated by an operation controller (112, 113).Type: GrantFiled: August 27, 2019Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventor: Kazu Miyakawa
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Patent number: 11977265Abstract: An optical element that is optically coupled to light inlet/outlet ends of an optical fiber is disposed on a base placed near the light inlet/outlet ends of the optical fiber. Moreover, a rod-like reinforcing member has an integral structure fixed into a first hole formed in the optical fiber and a second hole formed in the base 102.Type: GrantFiled: November 13, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Takuya Tanaka, Makoto Abe, Kota Shikama, Takao Fukumitsu, Norio Sato, Atsushi Aratake
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Patent number: 11979898Abstract: A wireless communication system includes a plurality of sets of base station devices and terminal station devices configured to perform communications in an equal frame length using a time division duplex scheme, the communications of the plurality of sets being simultaneously operated in adjacent areas, in which each of the base station devices includes a control unit configured to control a transmission timing of a downlink signal transmitted from the base station device itself based on a communication distance between the base station device and the terminal station device of each of the sets or a reception timing of a downlink signal in the terminal station device such that reception timings of downlink signals transmitted from the base station device itself and other base station devices in the terminal station devices of the sets fall within a predetermined range determined in advance.Type: GrantFiled: May 28, 2020Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Tomohiro Tokuyasu, Hiroyuki Furuya, Hayato Fukuzono, Yu Ono, Tsutomu Tatsuta, Tomohiro Nakayama
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Patent number: 11977627Abstract: An evaluation device receives input of latent variables of a variational autoencoder, clusters the input latent variables, and assigns, for each cluster, a label indicating the cluster to latent variables belonging to the cluster. After that, the evaluation device performs learning of a classifier so as to accurately classify the latent variables based on the assigned label, performs an adversarial attack resistance evaluation for the classifier after learning, and outputs a result of the resistance evaluation. Thus, the evaluation device can perform an adversarial attack resistance evaluation even for a variational autoencoder that uses unlabeled data as input data.Type: GrantFiled: March 11, 2020Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Tomokatsu Takahashi, Masanori Yamada
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Patent number: 11976947Abstract: A transducer includes a conductive sheet installed on a sheath of a cable, an insulative sheet installed on the conductive sheet, holes being formed in predetermined positions of the insulative sheet, and a conductive sheet installed on the insulative sheet, holes being formed in predetermined positions of the conductive sheet. The transducer has structure in which, when the cable is tightened by the screw from the top of the conductive sheet and fixed, the distal end of the screw comes into contact with the conductive sheet passing through the holes formed in the insulative sheet and the conductive sheet, and the conductive sheet and the conductive sheet are electrically connected.Type: GrantFiled: July 26, 2019Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Eri Matsunaga, Masahito Nakamura, Tadashi Minotani, Masayuki Tsuda
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Patent number: 11977648Abstract: An information protection device includes a reception unit that receives an image of a screen displayed on a terminal connected to a certain network; an extraction unit that extracts input information for the screen from the image; a determination unit that determines whether or not the input information matches predetermined information; and a control unit that performs, when the input information is determined to be matched with the predetermined information, a control for preventing the input information from being transmitted from the network.Type: GrantFiled: June 14, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventor: Masaru Sanada
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Patent number: 11977472Abstract: An application operation control device includes processing circuitry configured to store associated file information that indicates, in association with each other, an application and an associated file that is a file whose integrity is to be verified when integrity of the application is determined, and associated application information that indicates, in association with each other, the application and an associated application that is an application that is potentially affected when the integrity of the application is damaged, determine integrity of the associated file of the application, and in a case where, among a plurality of the associated files of the application, integrity of any of the plurality of the associated files is determined to be damaged, extract, as a target application for operation control, an application associated with an associated file the integrity of which is determined to be damaged from the associated file information.Type: GrantFiled: November 13, 2019Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Kazumi Kinoshita, Takeshi Nakatsuru
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Patent number: 11979312Abstract: An end-to-end path can be set without providing a hierarchy in a control device of a multi-domain network. A path setting system (10) includes an orchestrator 200 and a control device (100). The orchestrator (200) generates path candidates corresponding to a line of domains through which paths that are candidates for a path pass and transmits the path candidates to control devices (100) of domains through which the path candidates pass to request setting of the path. The control device (100) acquires, from the control devices (100) of other domains through which path candidates pass, metrics of the path candidates in the domains, calculates total metrics, selects an optimum path, and sets the optimum path.Type: GrantFiled: July 1, 2020Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Aki Fukuda, Masatoshi Saito, Hirotaka Yoshioka
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Patent number: 11979435Abstract: A relay server 31 includes: a detection unit 31A that detects a failure of a subscriber server 21; and a relay unit 31B that relays call connection requests 51, 52, and 53 to another network in which corresponding subscribers may possibly be accommodated according to connection attempt network information indicating networks to attempt a call connection, when a failure of the subscriber server 21 is detected by the detection unit 31A.Type: GrantFiled: June 18, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventor: Hiroyuki Kurita
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Patent number: 11979357Abstract: A reception apparatus includes: an interference estimation unit configured to estimate a frequency band of an interference signal in a reception signal on which the interference signal having a narrower frequency band than that of a transmission signal transmitted by a transmission apparatus is superimposed; a feedback unit configured to feed back the frequency band of the interference signal estimated by the interference estimation unit to the transmission apparatus; and a band synthesis unit configured to synthesize a plurality of sub-spectra in a frequency band corresponding to a plurality of sub-spectra decomposed by the transmission apparatus, and a transmission apparatus includes: a band division control unit configured to perform control for determining a band in which a transmission signal is divided based on the frequency band of the interference signal fed back from the reception apparatus; and a band division unit configured to band-divide the transmission signal into a plurality of sub-spectra soType: GrantFiled: February 12, 2020Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventor: Fumihiro Yamashita
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Patent number: 11977426Abstract: A control device includes a determination means that determines, when a request is received in which a power amount that is requested to be supplied, and an energy source or a type of the energy source of the power amount are specified, whether or not a supply of electric power that satisfies the energy source or the type of the energy source and the power amount that are specified in the request is possible by referring to a table that manages a stored power amount stored in a storage battery for each energy source or for each type of the energy source, and a control means that causes the power amount specified in the request to be discharged from the storage battery when it is determined by the determination means that the supply of electric power is possible.Type: GrantFiled: October 30, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Hiroshi Inoue, Hidetoshi Takada
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Patent number: 11978877Abstract: A battery performance of a metal-air battery is improved while still maintaining a low environmental burden. A metal-air battery includes an air electrode formed from a co-continuous substance having a three-dimensional network structure in which a plurality of nanostructures are integrated by noncovalent bonds; an anode; and an electrolyte disposed between the air electrode and the anode, in which the electrolyte is a gel electrolyte obtained by gelling an aqueous solution containing an ion conductor with a gelling agent, and the gelling agent is constituted of at least one of a plant-derived polysaccharide, a seaweed-derived polysaccharide, a microbial polysaccharide, an animal-derived polysaccharide, and a group of acetic acid bacteria that produce the polysaccharides.Type: GrantFiled: December 11, 2019Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Mikayo Iwata, Masaya Nohara, Hironobu Minowa, Shuhei Sakamoto, Takeshi Komatsu
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Patent number: 11978443Abstract: Implemented is a communication with reasonably smooth conversation even between people having different proficiency levels in a common language. Included are a voice recognition unit (14) that acquires a speech rate of a speaker and recognizes a voice on a speech content; and a call voice processing unit (12) that processes a part of a voice recognition result based on a result of comparing the acquired speech rate with a reference speech rate, and transmits a video on which a text character image of the voice recognition result having been processed is superimposed to a communication terminal TM of the speaker.Type: GrantFiled: June 7, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Ryosuke Aoki, Munenori Koyasu, Naoki Oshima, Naoki Mukawa
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Patent number: 11979462Abstract: An object of the present disclosure is to provide a data collection system and a data collection method which are capable of collecting sensing data and various pieces of metadata by a single communication protocol and capable of associating the sensing data with the metadata without errors. A data collection system 301 of the present disclosure is a data collection system that performs communication from a terminal 11 to a data collection unit 12 by a standardized communication protocol (LLDP or HTIP), in which the terminal 11 stores sensing data detected by a sensor device in an extended field different from a field in which metadata is stored, within a frame specified by the communication protocol, and the data collection unit 12 associates the sensing data with the metadata based on information for identifying the terminal described in the frame.Type: GrantFiled: February 21, 2020Date of Patent: May 7, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Tomohiro Taniguchi, Shinya Tamaki, Tetsuya Suzuki, Yasutaka Kimura
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Patent number: 11979226Abstract: A wavelength cross-connect device performs relay processing, the relay processing being such that wavelength multiplexed signal lights, which are multiband transmitted from a plurality of routes, are demultiplexed into different wavelength bands, and for each route, respective optical signals of the different wavelength bands are amplified, then subject to route change by WSSs and outputted to output side routes M. The device includes C-band WXC units that are the same in total number as the wavelength bands of the optical signals of the respective wavelength bands and perform relay processing on optical signals of a specific wavelength band of the different wavelength bands.Type: GrantFiled: February 4, 2020Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Hiroki Kawahara, Takeshi Seki, Sachio Suda, Kohei Saito, Kenta Hirose
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Patent number: 11979255Abstract: when packets are received via any one of the plurality of inflow VRFs provided for respective route patterns, a chaining edge router (10) redirects the packets to a chain VRF corresponding to the inflow VRF. The chaining edge router (10) transfers the packets redirected to the chain VRF to respective functions via a communication path constructed using a VLAN in advance according to a route pattern corresponding to the chain VRF.Type: GrantFiled: January 22, 2020Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Takeaki Nishioka, Hiroshi Osawa, Satomi Inoue
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Patent number: 11978868Abstract: A terminal mounted in advance on a battery of an instrument that is a management target wirelessly transmits a battery state obtained by detecting an electric property related to a remaining battery amount of the battery and a terminal ID for identifying the terminal, and a management device displays remaining amount information related to the battery remaining amount on a screen based on the terminal ID and the battery state received from the terminal. This allows a user to easily figure out the remaining amount of a battery being used in an existing instrument.Type: GrantFiled: June 21, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Toshishige Shimamura, Yuichi Okabe, Tsuyoshi Yamamoto, Yuzo Ishii