Patents by Inventor Masataka Goto
Masataka Goto 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: 7873986Abstract: A communication apparatus includes a first generation unit which sequentially generates image data in accordance with an event occurring due to a change in an operating state of an application program; a difference detecting unit which detects a difference between a plurality of consecutive image data generated by the first generation unit; a second generation unit which generates send data to be sent to the display terminal by compressing to the difference; a message generating unit which generates a message to change the spatial multiplexing number to either one or a plural number according to the change in the operating state of the application program or the difference; and a sending unit which sends the message to the wireless access apparatus prior to sending to the display terminal of the send data generated by the second generation unit.Type: GrantFiled: March 21, 2007Date of Patent: January 18, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Yasuyuki Nishibayashi, Shinya Murai, Masataka Goto, Kensaku Yamaguchi, Shingo Tanaka
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Patent number: 7858869Abstract: A sound analysis apparatus employs tone models which are associated with various fundamental frequencies and each of which simulates a harmonic structure of a performance sound generated by a musical instrument, then defines a weighted mixture of the tone models to simulate frequency components of the performance sound, further sequentially updates and optimizes weight values of the respective tone models so that a frequency distribution of the weighted mixture of the tone models corresponds to a distribution of the frequency components of the performance sound, and estimates the fundamental frequency of the performance sound based on the optimized weight values.Type: GrantFiled: February 25, 2008Date of Patent: December 28, 2010Assignees: National Institute of Advanced Industrial Science and Technology, Yamaha CorporationInventors: Masataka Goto, Takuya Fujishima, Keita Arimoto
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Patent number: 7853672Abstract: There is provided a server device including a thinning processing unit which, if an object of operation with control instructions received by a reception unit is an application program stored in a storage unit in association with the control instruction, executes thinning processing for the plurality of control instructions received using a thinning processing method stored in association with the control instruction.Type: GrantFiled: April 26, 2007Date of Patent: December 14, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Shinya Murai, Masataka Goto, Kensaku Yamaguchi, Yasuyuki Nishibayashi
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Patent number: 7848926Abstract: A speech recognition system is provided where a user may more efficiently and easily correct a recognition error resulting from speech recognition. The system compares multiple inputted words with multiple stored words and determines a most-competitive word candidate. The system selects one or more competitive words that have competitive probabilities close to the competitive probability of the most-competitive word candidate and displays the one or more competitive words adjacent to the most-competitive word candidate. The system selects an appropriate correction word from the one or more competitive words and replaces one of the most competitive word candidate with the correction word.Type: GrantFiled: November 18, 2005Date of Patent: December 7, 2010Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Masataka Goto, Jun Ogata
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Patent number: 7831577Abstract: A content search and display system capable of increasing opportunities for a user to encounter more unknown contents than ever. Operating situation detecting device detects an operating situation of search condition specifying device. According to the operating situation of the search condition specifying device, condition adding/modifying device adds or modifies a search condition. In the course of searching, opportunities are produced for the user to encounter unexpected unknown contents not randomly, but based on a certain search condition, by operating the search condition specifying device.Type: GrantFiled: November 21, 2005Date of Patent: November 9, 2010Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Masataka Goto, Takayuki Goto
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Publication number: 20100218184Abstract: A setting storage unit stores first setting information that defines an operation of a first application that runs on a guest OS and second setting information that defines an operation of a second application that runs on at least one of another guest OS and a host OS. A correspondence storage unit stores first identification information for identifying the first setting information and second identification information for identifying the second setting information, in association with each other. An alternative access gaining unit reads from the correspondence storage unit the second identification information corresponding to the first identification information of the first setting information for which an access request is received, and accesses the second setting information of the second identification information that is read out, in place of the first setting information for which the access request is received.Type: ApplicationFiled: February 23, 2010Publication date: August 26, 2010Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Mika Minematsu, Masataka Goto, Shinya Murai
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Patent number: 7783700Abstract: There is provided with a method of performing in a server apparatus sharing an image to be displayed on a screen with a client terminal, including: updating a part of an image in a frame buffer; generating a first packet which includes first area information indicating a first area updated in the image, a first image which is an image after update in the first area and a sequence number assigned by a sequence number counter and transmitting it; storing a set of the first area information and the sequence number in a storage; receiving a retransmission request including a sequence number from the client terminal; detecting a second area which is not updated in the first image which corresponds to the sequence number included in the retransmission request after the transmission of the first image by referring to the storage; acquiring a second image in the second area from the frame buffer.Type: GrantFiled: June 28, 2007Date of Patent: August 24, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Hiroshi Kawazoe, Masataka Goto, Shinya Murai, Kensaku Yamaguchi
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Patent number: 7754958Abstract: A sound analysis apparatus stores sound source structure data defining a constraint on one or more of sounds that can be simultaneously generated by a sound source of an input audio signal. A form estimation part selects fundamental frequencies of one or more of sounds likely to be contained in the input audio signal with peaked weights from various fundamental frequencies during sequential updating and optimizing of weights of tone models corresponding to the various fundamental frequencies, so that the sounds of the selected fundamental frequencies satisfy the sound source structure data, and creates form data specifying the selected fundamental frequencies. A previous distribution imparting part imparts a previous distribution to the weights of the tone models corresponding to the various fundamental frequencies so as to emphasize weights corresponding to the fundamental frequencies specified by the form data created by the form estimation part.Type: GrantFiled: August 31, 2007Date of Patent: July 13, 2010Assignee: Yamaha CorporationInventors: Masataka Goto, Takuya Fujishima, Keita Arimoto
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Publication number: 20100131086Abstract: An audio signal produced by playing a plurality of musical instruments is separated into sound sources according to respective instrument sounds. Each time a separation process is performed, the updated model parameter estimation/storage section 114 estimates parameters respectively contained in updated model parameters such that updated power spectrograms gradually change from a state close to initial power spectrograms to a state close to a plurality of power spectrograms most recently stored in a power spectrogram separation/storage section. Respective sections including the power spectrogram separation/storage section 112 and an updated distribution function computation/storage section 118 repeatedly perform process operations until the updated power spectrograms change from the state close to the initial power spectrograms to the state close to the plurality of power spectrograms most recently stored in the power spectrogram separation/storage section 112.Type: ApplicationFiled: April 14, 2008Publication date: May 27, 2010Applicants: KYOTO UNIVERSITY, NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Katsutoshi Itoyama, Hiroshi Okuno, Masataka Goto
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Publication number: 20100070263Abstract: A speech data retrieving Web site system is provided which may improve erroneous indexing with participation of a user by allowing the user to correct text data obtained by conversion using a speech recognition technique. Speech data published on a Web is converted into text data by a speech recognition section 5. A text data publishing section 11 publishes the text data obtained by conversion of the speech data in a state searchable by a search engine, downloadable together with related information corresponding to the text data, and correctable. A text data correcting section 9 corrects the text data stored in a text data storage section 7, according to a correction result registration request supplied from a user terminal device 15 through the Internet.Type: ApplicationFiled: November 30, 2007Publication date: March 18, 2010Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Masataka Goto, Jun Ogata, Kouichirou Eto
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Patent number: 7680110Abstract: A communication device configured to receive a first packet from a first network including a virtual network, and to transmit a second packet to a second network, the communication device including: a receiver section configured to receive the first packet from the first network; a converter section configured to convert a second destination address of the first packet to the first destination address of the second packet using identifying information of the virtual network; a selector configured to select a security parameter based at least in part on the first destination address of the second packet; an encryption section configured to encrypt the second packet based on the security parameter; and a transmitter section configured to multicast the encrypted second packet to the second network.Type: GrantFiled: September 28, 2005Date of Patent: March 16, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Masataka Goto, Masahiro Takagi
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Publication number: 20100053472Abstract: An image content transmitting server includes a remote control service unit that transmits, to an image display apparatus connected via a network, data of a desktop screen displayed on another display apparatus, and receives an input from an input unit connected to the image display apparatus; an image-content transmission service unit that transmits a list of identification information of image contents to the image display apparatus, and transmits the image contents to the image display apparatus, based on the identification information of the image contents included in the list of identification information; and a service advertising unit that advertises services implemented by the remote control service unit and the image-content transmission service unit to the image display apparatus in accordance with a discovery protocol for finding the services.Type: ApplicationFiled: March 18, 2009Publication date: March 4, 2010Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Shinya Murai, Masataka Goto, Kensaku Yamaguchi, Yasuyuki Nishibayashi, Hiroshi Kawazoe
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Publication number: 20100057457Abstract: An unknown word is additionally registered in a speech recognition dictionary by utilizing a correction result, and a new pronunciation of the word that has been registered in a speech recognition dictionary is additionally registered in the speech recognition dictionary, thereby increasing the accuracy of speech recognition. The start time and finish time of each phoneme unit in speech data corresponding to each phoneme included in a phoneme sequence acquired by a phoneme sequence converting section 13 are added to the phoneme sequence. A phoneme sequence extracting section 15 extracts from the phoneme sequence a phoneme sequence portion composed of phonemes existing in a segment corresponding to the period from the start time to the finish time of the word segment of the word corrected by a word correcting section 9 and the extracted phoneme sequence portion is determined as the pronunciation of the corrected word.Type: ApplicationFiled: November 30, 2007Publication date: March 4, 2010Applicant: National Institute of Advanced Industrial Science TechnologyInventors: Jun Ogata, Masataka Goto
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Publication number: 20100050006Abstract: The detecting unit detects a disconnection of communications that have been established with a display apparatus. When the disconnection of the communications is detected, the message generating unit generates a confirmation message that confirms whether the communications should be reestablished. The transmitting unit transmits the confirmation message to the display apparatus. The receiving unit receives a reply message that indicates whether the communications should be reestablished from the display apparatus. The main power supply controlling unit shuts down the main power supply when the reply message indicates that the communications should not be reestablished, or when no reply message is received.Type: ApplicationFiled: August 18, 2009Publication date: February 25, 2010Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yasuyuki Nishibayashi, Naoki Esaka, Shinya Murai, Masataka Goto, Kensaku Yamaguchi, Hiroshi Kawazoe
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Publication number: 20100042664Abstract: The present invention provides a music artist retrieval system which makes it possible for users to automatically retrieve an unknown music artist similar to the user's favorite artist while actually reproducing and confirming a piece of music of the unknown artist. A music artist similarity map storing section (13) computes a plurality of similarities for a plurality of music artists and makes a music artist similarity map for the plurality of music artists based on the plurality of similarities, then stores the music artist similarity map. Here, the similarities are computed between one of the plurality of music artists and the other music artists based on features of the respective music artists. A similar artists selecting and displaying section (17) displays on a display plurality of indications related to one music artist and two or more music artists whose similarities are close to the one music artist, based on the music artist similarity map.Type: ApplicationFiled: October 5, 2007Publication date: February 18, 2010Applicant: NATIONAL INSTUTUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Elias Pampalk, Masataka Goto
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Publication number: 20090306987Abstract: There is provided a singing synthesis parameter data estimation system that automatically estimates singing synthesis parameter data for automatically synthesizing a human-like singing voice from an audio signal of input singing voice. A pitch parameter estimating section 9 estimates a pitch parameter, by which the pitch feature of an audio signal of synthesized singing voice is got closer to the pitch feature of the audio signal of input singing voice based on at least both of the pitch feature and lyric data with specified syllable bondaries of the audio signal of input singing voice.Type: ApplicationFiled: May 21, 2009Publication date: December 10, 2009Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Tomoyasu Nakano, Masataka Goto
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Publication number: 20090222593Abstract: There is provided with a server device which outputs a result of computation processing to an output device, including: a communication unit configured to receive a connection request from an input device; an output device manager configured to store an identifier of the output device; and an connection controller configured to acquire output capability information of the output device, configured to acquire input capability information of the input device, configured to generate secret information which can be input to the input device and can be output by the output device, on the basis of the input capability information and the output capability information, configured to transmit the secret information to the output device, and configured to generate a result of computation processing based on input information received from the input device for transmitting to the output device in a case of receiving the secret information from the input device.Type: ApplicationFiled: March 28, 2006Publication date: September 3, 2009Inventors: Shinya Murai, Takuya Kawamura, Kotaro Ise, Keiichi Yamaguchi, Masataka Goto
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Publication number: 20090204957Abstract: A virtual computer server apparatus includes an image information memory to store image information upon dividing into pages, the page being a memory of a predetermined size, an update unit configured to update the image information stored in the image information memory in accordance with operation of the application program, an update page detection unit configured to detect an update page from the pages storing image information transmitted to the terminal and displayed by the terminal as a display area, an update image detection unit configured to detect the image information updated by the update unit from image information in the update page before updated and image information in the update page after updated.Type: ApplicationFiled: February 4, 2009Publication date: August 13, 2009Inventors: Yasuyuki Nishibayashi, Masataka Goto, Mika Minematsu, Shinya Murai
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Publication number: 20090198809Abstract: A communication device includes a receiving unit that receives, from a computer running a virtual machine that can be switched between an active state and a stopped state, screen information provided by the virtual machine; a display unit that displays the screen information; a judging unit that, from the screen information displayed by the display unit, based on a number of operation procedures required for a process to be performed, judges whether the virtual machine performing the process by the operation procedures is to be stopped; and a transmitting unit that transmits a signal to the computer running the virtual machine judged to be stopped for stopping the virtual machine.Type: ApplicationFiled: January 21, 2009Publication date: August 6, 2009Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Masataka Goto, Shinya Murai, Yasuyuki Nishibayashi, Mika Minematsu
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Publication number: 20090147014Abstract: When a processor, which transits from a first mode that causes a guest operating system to operate to a second mode that causes a virtual machine monitor managing the guest operating system to operate, when previously set transition condition is satisfied, transits to the second mode, a determining unit determines a cause or the transition. When it is determined that an execution of a process related to a completion of writing the image information in an image storage unit on the guest operating system is the cause, a detecting unit detects an updated portion representing an unmatched portion of the image information between before and after writing.Type: ApplicationFiled: December 5, 2008Publication date: June 11, 2009Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Mika Minematsu, Masataka Goto, Yasuyuki Nishibayashi, Shinya Murai