Patents by Inventor Yukio Hirano
Yukio Hirano 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: 20210409343Abstract: A network controller is configured to perform, to a new slice request, resource allocation from a resource of unallocated resource information managed by a resource information management unit, and to reallocate the resource to an existing slice request so that an unallocated resource increases based on unallocated resource information managed by the resource information management unit.Type: ApplicationFiled: September 8, 2021Publication date: December 30, 2021Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Takeshi SUEHIRO, Yukio HIRANO, Kenichi NAKURA, Akiko IWASAKI, Hiromu SATO
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Publication number: 20210367397Abstract: A deterioration diagnosis device includes: a temperature acquisition unit acquiring a temperature of an optical transceiver including a laser diode outputting an optical transmission signal; a bias current acquisition unit acquiring a bias current flowing through the diode; a correction function calculation unit calculating a correction function representing a relationship between the acquired temperature and bias current; a temperature correction value calculation unit calculating a temperature correction value for a bias current acquired at the time of deterioration diagnosis, using the correction function; a corrected bias current calculation unit correcting the bias current acquired at the time of the deterioration diagnosis, using the temperature correction value; and a bias current change amount calculation unit determining a state of the laser diode by comparing an initial bias current with a corrected bias current.Type: ApplicationFiled: August 9, 2021Publication date: November 25, 2021Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Satoshi SHIRAI, Yukio HIRANO, Kenichi NAKURA, Kazuyuki ISHIDA
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Publication number: 20210153113Abstract: A controller of a radio access network calculates physical path resource information which is resource information about physical paths between devices in the network, and abstract path resource information which expresses the physical path resource information in a representative manner. When receiving a request to create a slice, the controller determines whether a slice that satisfies a requested condition is creatable based on the abstract path resource information and, when determining that the slice that satisfies the requested condition can be created, creates the slice by selecting a physical path that satisfies the requested condition based on the physical path resource information.Type: ApplicationFiled: January 28, 2021Publication date: May 20, 2021Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Kenichi NAKURA, Yukio HIRANO, Takeshi SUEHIRO, Akiko NAGASAWA
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Publication number: 20210076220Abstract: A management device for managing a radio access network includes: a RAN slice management unit configured to manage a slice of the radio access network; a radio resource management unit configured to abstract and manage a radio resource possessed by a radio base station included in a radio network; an optical resource management unit configured to abstract and manage an optical resource possessed by an optical communication device included in an optical network; and a base station resource management unit configured to abstract and manage a base station resource possessed by a base station device included in a base station network. When a slice generation request is received from a higher-level management device, the RAN slice management unit determines an abstracted radio resource, an abstracted optical resource and an abstracted base station resource to be assigned to a slice, based on requested performance of the slice.Type: ApplicationFiled: November 20, 2020Publication date: March 11, 2021Applicant: Mitsubishi Electric CorporationInventors: Yukio HIRANO, Kenichi NAKURA, Akiko NAGASAWA, Takeshi SUEHIRO, Fumihiko TANO
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Patent number: 10924373Abstract: An optical line terminal (OLT) for an optical network configured to communicate with optical network units (ONUs) in a PON-type optical network, the OLT including: a processing circuitry, for each ONUs, to manage a transmission delay time in transmission to the ONU to manage an acceptable waiting time of uplink data of the ONU; to obtain an uplink transmission start time and data amount of the optical network unit, based on uplink assignment information; and to generate uplink transmission grant information, which is made up of a time point and time length of uplink transmission to the ONU, wherein the processing circuitry determines the uplink transmission grant information on transmission to the ONU, based on a transmission delay time of the ONU, on the uplink transmission start time and data amount of the ONU, and on the acceptable waiting time of uplink data of the ONU.Type: GrantFiled: July 25, 2016Date of Patent: February 16, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yukio Hirano, Kenichi Nakura, Takashi Nishitani
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Publication number: 20190319866Abstract: An optical line terminal (OLT) for an optical network configured to communicate with optical network units (ONUs) in a PON-type optical network, the OLT including: a processing circuitry, for each ONUs, to manage a transmission delay time in transmission to the ONU to manage an acceptable waiting time of uplink data of the ONU; to obtain an uplink transmission start time and data amount of the optical network unit, based on uplink assignment information; and to generate uplink transmission grant information, which is made up of a time point and time length of uplink transmission to the ONU, wherein the processing circuitry determines the uplink transmission grant information on transmission to the ONU, based on a transmission delay time of the ONU, on the uplink transmission start time and data amount of the ONU, and on the acceptable waiting time of uplink data of the ONU.Type: ApplicationFiled: July 25, 2016Publication date: October 17, 2019Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yukio HIRANO, Kenichi NAKURA, Takashi NISHITANI
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Patent number: 10420358Abstract: [Problem] There is provided a processed egg capable of making a puffed egg product which has good restorability when restored with hot water, and a method for identifying such processed egg. [Means for solution] The processed egg is characterized by having a slope of 20 cP/min or more in viscosity measurement using a rapid visco-analyzer (RVA). The method for identifying a processed egg suitable to be puffed comprises mixing a processed egg and water, measuring viscosity of a mixture of the foregoing step using a rapid visco-analyzer (RVA), and calculating a slope in viscosity change based on a measurement result obtained from the foregoing step.Type: GrantFiled: February 27, 2017Date of Patent: September 24, 2019Assignee: Nissin Foods Holdings Co., Ltd.Inventors: Yukio Hirano, Seiko Tamura
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Patent number: 10085471Abstract: To provide a processed egg capable of making a puffed egg product which has good restorability when restored with hot water wherein said puffed egg product is characterized in that the whole egg powder has a total free amino acids content of 500 mg/100 g or more. There is also provided a whole egg powder which is suitable to be puffed, characterized in that the whole egg powder has a free methionine content of 10 mg/100 g or more. There is further provided a whole egg powder which is suitable to be puffed, characterized in that the whole egg powder has a free lysine content of 40 mg/100 g or more.Type: GrantFiled: February 15, 2017Date of Patent: October 2, 2018Assignee: NISSIN FOODS HOLDINGS CO., LTD.Inventors: Yukio Hirano, Seiko Tamura
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Publication number: 20180110245Abstract: [Problem] To provide a processed egg capable of making a puffed egg product which has good restorability when restored with hot water, and a method for identifying such processed egg. [Means for solution] There is provided a whole egg powder which is suitable to be puffed, characterized in that the whole egg powder has a total free amino acids content of 500 mg/100 g or more. There is also provided a whole egg powder which is suitable to be puffed, characterized in that the whole egg powder has a free methionine content of 10 mg/100 g or more. There is further provided a whole egg powder which is suitable to be puffed, characterized in that the whole egg powder has a free lysine content of 40 mg/100 g or more.Type: ApplicationFiled: February 15, 2017Publication date: April 26, 2018Inventors: Yukio HIRANO, Seiko TAMURA
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Patent number: 9857505Abstract: A laminate body (1) is provided with a transparent substrate (10) and a refractive layer (11) which refracts incident light towards the top of the substrate (10). The refractive layer (11) contains, at least, one kind of fluorine compound (ss) selected from a group consisting of fluoro-silsesquioxane and fluoro-silsesquioxane polymers, and a resin (pl) having a refractive index higher than that of the aforementioned fluorine compound (ss). Of the side of the substrate (10) (the side of the back surface s2) and the side opposite thereof (the side of the front surface s1), the concentration of the fluorine compound (ss) in the refractive layer (11) is higher on said side opposite (the side of the front surface s1), and the refractive layer (11) forms a graded structure layer of high refractive indices and low refractive indices inside the layer.Type: GrantFiled: October 13, 2011Date of Patent: January 2, 2018Assignee: JNC CORPORATIONInventors: Yuka Takahashi, Takuro Tanaka, Yukio Hirano, Koji Ohguma, Mikio Yamahiro
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Publication number: 20170327743Abstract: The present invention relates to a liquid crystal display element including a pair of a substrate arranged opposite to each other, an electrode group disposed on one side or both sides of the pair of substrates facing each other, a plurality of active elements connected to the electrode group, a liquid crystal alignment film disposed on each facing side of the pair of substrates, and a liquid crystal layer interposed between the pair of substrates, wherein the liquid crystal alignment film is manufactured by irradiating linearly polarized light to a film obtained from polyamic acid or a derivative thereof having a photoisomerization structure in the main chain or a film being subject to heat-baking so as to provide alignment-controlling capability, and the liquid crystal layer is a liquid crystal composition having negative (?) dielectric anisotropy. By the present invention, a liquid crystal display element having improved image sticking characteristics and good alignment stability is provided.Type: ApplicationFiled: August 2, 2017Publication date: November 16, 2017Inventors: Yuko KATANO, Yukio HIRANO, Keisuke IZAWA, Fumitaka KONDO
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Patent number: 9771519Abstract: The present invention relates to a liquid crystal display device including a pair of a substrate arranged opposite to each other, an electrode group disposed on one side or both sides of the pair of substrates facing each other, a plurality of active devices connected to the electrode group, a liquid crystal alignment film disposed on each facing side of the pair of substrates, and a liquid crystal layer interposed between the pair of substrates, wherein the liquid crystal alignment film is manufactured by irradiating linearly polarized light to a film obtained from polyamic acid or a derivative thereof having a photoisomerization structure in the main chain or a film being subject to heat-baking so as to provide alignment-controlling capability, and the liquid crystal layer is a liquid crystal composition having negative (?) dielectric anisotropy. By the present invention, a liquid crystal display device having improved image sticking characteristics and good alignment stability is provided.Type: GrantFiled: October 31, 2013Date of Patent: September 26, 2017Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATIONInventors: Yuko Katano, Yukio Hirano, Keisuke Izawa, Fumitaka Kondo
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Publication number: 20170251706Abstract: [Problem] There is provided a processed egg capable of making a puffed egg product which has good restorability when restored with hot water, and a method for identifying such processed egg. [Means for solution] The processed egg is characterized by having a slope of 20 cP/min or more in viscosity measurement using a rapid visco-analyzer (RVA).Type: ApplicationFiled: February 27, 2017Publication date: September 7, 2017Inventors: Yukio HIRANO, Seiko TAMURA
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Patent number: 9723862Abstract: A multilayer structure instant noodle which is manufactured through steps in which an inner layer noodle sheet is sandwiched between outer layer noodle sheets such that these noodle sheets are combined to form a single noodle sheet, the single noodle sheet is flat-rolled so as to form noodle lines, and the noodle lines are gelatinized and dried, and a blending amount of salt in the inner layer noodle sheet is higher than a blending amount of salt in the outer layer noodle sheet.Type: GrantFiled: July 31, 2012Date of Patent: August 8, 2017Assignee: Nissin Foods Holdings Co., Ltd.Inventors: Yukio Hirano, Kunihiko Yoshida, Takeshi Asahina, Mitsuru Tanaka
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Patent number: 9270406Abstract: A communication method of an optical communication system in which a user-side optical-line terminal apparatus (ONU) is connected to a station-side optical-line terminal apparatus (OLT) by an optical fiber includes allocating by the OLT to the ONY a transmission bandwidth for transmitting a response signal in a tentative wake-up period in a sleep mode in which a transmission function of the ONU is activated in the tentative wake-up period and deactivated in a sleep period. The method also includes transmitting a transmission bandwidth notification to the ONU, and transmitting, to the ONU, a notification of the sleep period in which deactivation of the transmission function is allowed.Type: GrantFiled: November 20, 2013Date of Patent: February 23, 2016Assignee: Mitsubishi Electric CorporationInventors: Yukio Hirano, Hiroaki Mukai
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Publication number: 20150275089Abstract: The present invention relates to a liquid crystal display device including a pair of a substrate arranged opposite to each other, an electrode group disposed on one side or both sides of the pair of substrates facing each other, a plurality of active devices connected to the electrode group, a liquid crystal alignment film disposed on each facing side of the pair of substrates, and a liquid crystal layer interposed between the pair of substrates, wherein the liquid crystal alignment film is manufactured by irradiating linearly polarized light to a film obtained from polyamic acid or a derivative thereof having a photoisomerization structure in the main chain or a film being subject to heat-baking so as to provide alignment-controlling capability, and the liquid crystal layer is a liquid crystal composition having negative (?) dielectric anisotropy. By the present invention, a liquid crystal display device having improved image sticking characteristics and good alignment stability is provided.Type: ApplicationFiled: October 31, 2013Publication date: October 1, 2015Inventors: Yuko Katano, Yukio Hirano, Keisuke Izawa, Fumitaka Kondo
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Publication number: 20150257418Abstract: A multilayer structure instant noodle which is manufactured through steps in which an inner layer noodle sheet is sandwiched between outer layer noodle sheets such that these noodle sheets are combined to form a single noodle sheet, the single noodle sheet is flat-rolled so as to form noodle lines, and the noodle lines are gelatinized and dried, and a blending amount of salt in the inner layer noodle sheet is higher than a blending amount of salt in the outer layer noodle sheet.Type: ApplicationFiled: July 31, 2012Publication date: September 17, 2015Applicant: Nissin Foods Holdings Co.,Ltd.Inventors: Yukio Hirano, Kunihiko Yoshida, Takeshi Asahina, Mitsuru Tanaka
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Patent number: 8873957Abstract: A logical-link management method to be executed in an optical communication system including a station side device (OLT) and a subscriber side device (ONU) that is capable of setting a plurality of logical links together with the OLT, in which the OLT transmits a signal for managing the ONU via a single logical link. The logical-link management method includes a status monitoring of the OLT monitoring whether there is a change in a connection status of the logical link between the OLT and the ONU and a link resetting of the OLT resetting, when a change of the connection status of the logical link is detected at the status monitoring, a device management logical link used for transmitting the signal for managing the ONU according to a predetermined procedure.Type: GrantFiled: December 28, 2010Date of Patent: October 28, 2014Assignee: Mitsubishi Electric CorporationInventors: Masaki Tanaka, Yukio Hirano, Koshi Sugimura
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Patent number: 8687960Abstract: A communication method of an optical communication system in which a plurality of ONUs are connected to an OLT, includes steps (a) allocating, by the OLT, a transmission bandwidth to an ONU capable of an operation in a sleep mode in which an optical transmitter is tentatively halted for a predetermined sleep period, and transmitting a transmission bandwidth notification to the ONU when the ONU is in the sleep mode and when the ONU is not in the sleep mode; (b) receiving, from the ONU to which the transmission bandwidth is allocated, a response signal when the ONU is not in the sleep mode, wherein the response signal is or is not received during the sleep mode; and (c) suppressing, by the OLT, an alarm in the sleep mode, the alarm being caused by a communication failure with the ONU on a basis of the response signal not being received.Type: GrantFiled: March 24, 2010Date of Patent: April 1, 2014Assignee: Mitsubishi Electric CorporationInventors: Yukio Hirano, Hiroaki Mukai
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Publication number: 20140079396Abstract: An ONU includes the optical transceiver capable of an operation in a power-saving mode in which power consumption is reduced by stopping transmission while continuing reception, and a control device that controls to tentatively validate transmission of the optical transceiver and outputs a response signal when a control signal is received from an OLT during an operation in a power-saving state. Moreover, the OLT includes the control device that allocates a transmission bandwidth to the ONU even while the optical transceiver of the ONU operates in a power-saving mode and stops transmission and determines whether a communication failure occurs or the ONU is in operation in a power-saving mode based on the response signal received by a transceiver of the OLT.Type: ApplicationFiled: November 20, 2013Publication date: March 20, 2014Applicant: Mitsubishi Electric CorporationInventors: Yukio HIRANO, Hiroaki Mukai