Patents by Inventor Hiroshi Fujimura

Hiroshi Fujimura 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).

  • Publication number: 20210174799
    Abstract: According to one embodiment, an information processing apparatus includes an acquisition unit, a conversion unit, and a display controller. The acquisition unit acquires multimedia data associated with an item of record data having a plurality of items. The conversion unit performs a conversion process from the multimedia data to first display data showing a content of the multimedia data. The display controller displays the first display data when the conversion process is completed, and displays second display data showing a progress status of the conversion process when the conversion process is incomplete in association with the item of the record data.
    Type: Application
    Filed: August 31, 2020
    Publication date: June 10, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Nayuko WATANABE, Hiroshi FUJIMURA, Toshiaki NAKASU
  • Publication number: 20210108296
    Abstract: A non-oriented electrical steel sheet includes, as a chemical composition, by mass %: C: 0.0030% or less; Si: 2.00% to 4.00%; Al: 0.01% to 3.00%; Mn: 0.10% to 2.00%; P: 0.005% to 0.200%; S: 0.0030% or less; Cu: more than 1.0% and 3.0% or less; Ni: 0.10% to 3.0%; one or more coarse precipitate forming element: more than 0.0005% and 0.0100% or less in total; a parameter Q (Q=[Si]+2[Al]?[Mn]) where a Si content (mass %) is set as [Si], an Al content (mass %) is set as [Al], and a Mn content (mass %) is set as [Mn]: 2.00 or more; Sn: 0.00% to 0.40%; Cr: 0.0% to 10.0%, and a remainder: Fe and impurities, in which a number of particles of a simple Cu having a diameter of less than 100 nm is 5 or more per 10 ?m2, a {100} crystal orientation intensity is 2.4 or more, a thickness is 0.10 mm to 0.60 mm, and an average grain size is 70 ?m to 200 ?m.
    Type: Application
    Filed: March 25, 2019
    Publication date: April 15, 2021
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Tesshu MURAKAWA, Hiroshi FUJIMURA, Satoshi KANO
  • Patent number: 10964311
    Abstract: According to one embodiment, a word detection system acquires speech data including a plurality of frames, generates the speech characteristic amount, calculates a frame score by matching a reference model based on the speech characteristic amount associated with a target word with the frames in the speech data, calculates a first score of the word from the frame score, detects the word from the speech data based on the first score, calculates a second score of the word based on time information on the start and the end of the detected word and the frame score, compares the value of the second score with the second scores of a plurality of words, and determines a word to be output based on the comparison result.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: March 30, 2021
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventor: Hiroshi Fujimura
  • Patent number: 10951982
    Abstract: A signal processing apparatus includes one or more processors. The processors acquire a plurality of observed signals acquired from a plurality of microphone groups each including at least one microphone selected from a plurality of microphones. The microphone groups include respective microphone combinations each including at least one microphone, the combinations are different from each other, and at least one of the microphone groups includes a plurality of microphones. The processors estimate a mask indicating occupancy for each of time frequency points of a sound signal of a space corresponding to the observed signal in a plurality of spaces, for each of the observed signals. The processors integrate masks estimated for the observed signals to generate an integrated mask indicating occupancy for each of time frequency points of a sound signal in a space determined based on the spaces.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: March 16, 2021
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Daichi Hayakawa, Takehiko Kagoshima, Hiroshi Fujimura
  • Publication number: 20210073253
    Abstract: An analyzing apparatus according to an embodiment includes a memory and a hardware processor coupled to the memory. The hardware processor is configured to: calculate a first similarity between a first word representing a category and a second word; apply, to one or more template sentences, each of one or more second words having the first similarity higher than a first threshold; analyze the one or more template sentences each including the second word and classify the second word into one or more first categories; and display, for each of the first categories, the second word used in the classification into the first categories on a display device.
    Type: Application
    Filed: February 27, 2020
    Publication date: March 11, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Yuka Kobayashi, Hiroshi Fujimura, Kenji Iwata, Takami Yoshida
  • Publication number: 20210065684
    Abstract: According to one embodiment, an information processing apparatus includes following units. The acquisition unit acquires first training data including a combination of a voice feature quantity and a correct phoneme label of the voice feature quantity. The training unit trains an acoustic model using the first training data in a manner to output the correct phoneme label in response to input of the voice feature quantity. The extraction unit extracts from the first training data, second training data including voice feature quantities of at least one of a keyword, a sub-word, a syllable, or a phoneme included in the keyword. The adaptation processing unit adapts the trained acoustic model using the second training data to a keyword detection model.
    Type: Application
    Filed: February 28, 2020
    Publication date: March 4, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Ning DING, Hiroshi FUJIMURA
  • Publication number: 20210056961
    Abstract: According to one embodiment, an information processing apparatus include following units. The first acquisition unit acquires speech data including frames. The second acquisition unit acquires a model trained to, upon input of a feature amount extracted from the speech data, output information indicative of likelihood of each of a plurality of classes including a component of a keyword and a component of background noise. The first calculation unit calculates a keyword score indicative of occurrence probability of the component of the keyword. The second calculation unit calculates a background noise score indicative of occurrence probability of the component of the background noise. The determination unit determines whether or not the speech data includes the keyword.
    Type: Application
    Filed: February 28, 2020
    Publication date: February 25, 2021
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Ning DING, Hiroshi FUJIMURA
  • Patent number: 10907234
    Abstract: A grain-oriented electrical steel sheet includes: a chemical composition represented by, in mass %, Si: 1.8% to 7.0%, Cu: 0.03% to 0.60%, and the balance: Fe and impurities; and a primary coating film containing forsterite on a surface of the steel sheet, in which a Cu/Fe light-emitting intensity ratio at an interface region between the primary coating film and the surface of the steel sheet is 0.30 or less.
    Type: Grant
    Filed: October 26, 2016
    Date of Patent: February 2, 2021
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Hiroshi Fujimura, Fumiaki Takahashi, Takashi Kataoka
  • Patent number: 10879329
    Abstract: A semiconductor device includes a base, a first wiring line, a semiconductor film, a second wiring line, an insulating film, and a semiconductor auxiliary layer. The first wiring line is provided in the first, second, and third regions of the base. The semiconductor film has one or more low-resistance regions, is provided between the first wiring line and the base in the first region, and is in contact with the first wiring line in the second region. The second wiring line is in contact with the first wiring line in the third region. The insulating film is provided between the first wiring line and the semiconductor film in the first region. The semiconductor auxiliary layer is in contact with the semiconductor film at least in the first region, and assists electrical coupling via the first region.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: December 29, 2020
    Assignee: JOLED INC.
    Inventors: Tokuaki Kuniyoshi, Naoki Asano, Ryo Koshiishi, Hiroshi Fujimura
  • Patent number: 10803858
    Abstract: According to an embodiment, a speech recognition apparatus includes a calculation unit that calculates, based on a speech signal, a score vector sequence including score vectors including an acoustic score for each of input symbols, a search unit that generates an input symbol string by searching for a path of the input symbol tracing the acoustic score having a high likelihood in the score vector sequence and that generates an output symbol representing a recognition result of the speech signal based on a recognition target symbol representing linguistic information as a recognition target among the input symbols, an additional symbol acquisition unit that obtains an additional symbol representing paralinguistic information and/or non-linguistic information from among the input symbols included in a range corresponding to the output symbol, and an output unit that outputs the output symbol and the obtained additional symbol in association with each other.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: October 13, 2020
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Manabu Nagao, Hiroshi Fujimura
  • Publication number: 20200293717
    Abstract: An interactive control system according to an embodiment includes one or more hardware processors configured to function as a detection unit, a conversion unit, first and second estimation units, and an attribute determination unit. The detection unit detects an input keyword from input information. The conversion unit converts the input information into information including the input keyword and the input-keyword-excluded context information. The first estimation unit estimates, from the context information, at least a first estimate information piece in which the input keyword's first attribute is associated with a first likelihood of the first attribute. The second estimation unit estimates, from the input keyword, at least a second estimate information piece in which the input keyword's second attribute is associated with a second likelihood of the second attribute. The attribute determination unit determines the input keyword's attribute based on the first and second estimate information.
    Type: Application
    Filed: February 24, 2020
    Publication date: September 17, 2020
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Yuka KOBAYASHI, Hiroshi Fujimura, Kenji Iwata, Takami Yoshida
  • Publication number: 20200296507
    Abstract: A signal processing apparatus includes one or more processors. The processors acquire a plurality of observed signals acquired from a plurality of microphone groups each including at least one microphone selected from a plurality of microphones. The microphone groups include respective microphone combinations each including at least one microphone, the combinations are different from each other, and at least one of the microphone groups includes a plurality of microphones. The processors estimate a mask indicating occupancy for each of time frequency points of a sound signal of a space corresponding to the observed signal in a plurality of spaces, for each of the observed signals. The processors integrate masks estimated for the observed signals to generate an integrated mask indicating occupancy for each of time frequency points of a sound signal in a space determined based on the spaces.
    Type: Application
    Filed: August 19, 2019
    Publication date: September 17, 2020
    Inventors: Daichi Hayakawa, Takehiko Kagoshima, Hiroshi Fujimura
  • Patent number: 10749416
    Abstract: A method is for manufacturing a core plate having an annular core back and teeth extending from the core back toward the center. The core plate is obtained by performing a punching step, a winding step, a straining step and an annealing step. At the straining step, compressive strain is applied to the core back or the band-shaped core back that is to be the core back after winding. At the annealing step, the core back or the band-shaped core back is annealed to be recrystallized after the applying of strain.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: August 18, 2020
    Assignees: DENSO CORPORATION, NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventors: Tetsuya Aoki, Takeshi Senoo, Keiichi Okazaki, Satoshi Doi, Hiroshi Fujimura, Hiroaki Sato
  • Patent number: 10741184
    Abstract: According to an embodiment, an arithmetic operation apparatus for a neural network includes an input layer calculator, a correction unit calculator, a hidden layer calculator, and an output layer calculator. The input layer calculator is configured to convert an input pattern into features as outputs of an input layer. The correction unit calculator is configured to perform calculation on N unit groups corresponding respectively to N classes of the input pattern and including correction units that each multiply a value based on inputs by a weight determined for the corresponding class. The hidden layer calculator is configured to perform calculation in a hidden layer based on the outputs of the input layer, another hidden layer, or the correction unit calculator. The output layer calculator is configured to perform calculation in an output layer based on the calculation for the hidden layer or the outputs of the correction unit calculator.
    Type: Grant
    Filed: March 15, 2016
    Date of Patent: August 11, 2020
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hiroshi Fujimura, Takashi Masuko
  • Publication number: 20200242144
    Abstract: According to one embodiment, a display control system includes a processor. The processor is capable of displaying a second sentence and at least a part of a first question-answer pair when accepting a first sentence including a first query keyword. The first sentence is input by a user. The first question-answer pair includes a first question and a first answer to the first question. The first question includes the first query keyword. The second sentence includes a first question keyword included in the first question. The processor is capable of displaying a word other than the first query keyword and the first question keyword in a first form, the first query keyword in a second form different from the first form, and the first question keyword in a third form different from the first form and the second form.
    Type: Application
    Filed: September 9, 2019
    Publication date: July 30, 2020
    Inventors: Takami Yoshida, Nayuko Watanabe, Hiroshi Fujimura, Kenji Iwata, Yuka Kobayashi
  • Publication number: 20200243082
    Abstract: According to one embodiment, a dialog system includes a processor. When a first sentence including one or more words is input by a user, the processor sets at least a part of the one or more words as a first query keyword. The processor selects, from a question-answer table including question-answer pairs, one or more of the question-answer pairs including the first query keyword. Each question-answer pair includes a question and an answer to the question. When a number of the selected question-answer pairs is 1, the processor outputs a first response indicating the answer. When the number is not less than a first threshold, the processor outputs a second response including first and second question keywords. The first question keyword is extracted from question keywords included in one of the pairs. The second question keyword is extracted from other question keywords included in another one of the pairs.
    Type: Application
    Filed: September 9, 2019
    Publication date: July 30, 2020
    Inventors: Takami Yoshida, Hiroshi Fujimura, Kenji Iwata, Yuka Kobayashi
  • Publication number: 20200234870
    Abstract: Disclosed are a core sheet and a manufacturing method thereof. The core sheet has an annular core back portion and a plurality of tooth portions extending from the core back portion toward a radial center thereof. The core sheet is obtained by performing a blanking step, a rolling step and a removing step. In the removing step, an insulation coating, which is on a region of a grain-oriented magnetic steel sheet for forming a band-shaped core back portion, on a band-shaped core back portion of a sheet piece or on the core back portion of the core sheet, is at least partially removed.
    Type: Application
    Filed: March 31, 2020
    Publication date: July 23, 2020
    Inventors: Tetsuya AOKI, Makoto TANIGUCHI, Atsuo ISHIZUKA, Satoshi DOI, Keiichi OKAZAKI, Hiroshi FUJIMURA, Tatsuya TAKASE
  • Publication number: 20200232059
    Abstract: This non-oriented electrical steel sheet including, as a chemical composition, by mass %: C: 0.0100% or less; Si: more than 3.0% and 5.0% or less; Mn: 0.1 to 3.0%; P: 0.20% or less: S: 0.0018% or less: N: 0.0040% or less; Al: 0 to 0.9%; one or more selected from the group consisting of Sn and Sb: 0 to 0.100%; Cr 0 to 5.0%; Ni: 0 to 5.0%; Cu: 0 to 5.0%; Ca: 0 to 0.01%; rare earth elements (REM): 0 to 0.010%; and a remainder including Fe and impurities, in which an area ratio of a crystal structure A composed of crystal grains having a grain size of 100 ?m or greater in a cross section parallel to a rolled surface of the non-oriented electrical steel sheet is 1 to 30%, an average grain size of a crystal structure B that is a crystal structure other than the crystal structure A is 25 ?m or less, and a Vickers hardness HvA of the crystal structure A and a Vickers hardness HvB of the crystal structure B satisfy HvA/HvB?1.000.
    Type: Application
    Filed: March 7, 2018
    Publication date: July 23, 2020
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Hiroshi FUJIMURA, Takeru ICHIE, Yoshiaki NATORI, Hiroyoshi YASHIKI
  • Publication number: 20200143792
    Abstract: According to one embodiment, an interactive system includes following units. The knowledge reference unit refers to a question-answering knowledge based on a result of analyzing an input sentence to acquire a candidate for an answer to the input sentence. The unknown keyword detection unit detects, from the input sentence, an unknown keyword. The related keyword estimation unit acquires, in response to the detection of the unknown keyword, one or more candidates for a related keyword having a meaning close to the unknown keyword from predetermined keywords. The response generation unit generates a response to the input sentence based on the one or more candidates for the related keyword when the unknown keyword is detected.
    Type: Application
    Filed: August 30, 2019
    Publication date: May 7, 2020
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Kenji IWATA, Hiroshi Fujimura, Yuka Kobayashi, Takami Yoshida, Masami Akamine
  • Patent number: 10609455
    Abstract: According to an embodiment, an information processing apparatus includes one or more processors. The one or more processors are configured to acquire target sentence data including a plurality of morphemes obtained by speech recognition and speech generation time of each morpheme from the plurality of morphemes; and assign display time according to a difference between a confirmed sentence of which a user's correction for the target sentence data is confirmed and a second confirmed sentence of a previous speech generation time.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: March 31, 2020
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Nayuko Watanabe, Kosei Fume, Hiroshi Fujimura