Patents by Inventor Hiroshi Tsujino
Hiroshi Tsujino 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: 20220225691Abstract: Aspects of the present disclosure generally relate to electronic textiles and more specifically to self-sustaining, interactive electronic textiles, to systems incorporating such electronic textiles, and to uses thereof. In an embodiment, a system to assist with an intended motion of a user is provided. The system includes one or more processors, and an electronic textile. The electronic textile includes a textile substrate, an actuator coupled to the textile substrate, a sensor coupled to the textile substrate, and a battery coupled to the textile substrate, the battery electrically coupled to a conductive yarn, the conductive yarn further electrically coupled to the actuator and the sensor. Embodiments also include a system to assist with blood circulation of a user and a method of assisting blood circulation of a user.Type: ApplicationFiled: January 6, 2022Publication date: July 21, 2022Inventors: Avetik HARUTYUNYAN, Hiroshi TSUJINO
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Patent number: 9426553Abstract: A microphone array arrangement structure in a vehicle cabin is provided with multiple microphones arranged in a convex line. The microphones include a first microphone, and the direction of the axis of the first microphone faces the mouth of the driver. The microphone array arrangement structure is provided with covers housing the microphones and having multiple holes. The front surface of the covers form a convexly curved line, and each of the microphones is fixed inside of a cover to correspond to one of the holes.Type: GrantFiled: November 6, 2012Date of Patent: August 23, 2016Assignee: HONDA ACCESS CORP.Inventors: Shiro Iwai, Kazuhiro Nakadai, Hiroshi Tsujino
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Patent number: 8996385Abstract: A first domain satisfying a first condition concerning a current utterance understanding result and a second domain satisfying a second condition concerning a selection history are specified. For each of the first and second domains, indices representing reliability in consideration of the utterance understanding history, selection history, and utterance generation history are evaluated. Based on the evaluation results, one of the first, second, and third domains is selected as a current domain according to a selection rule.Type: GrantFiled: January 31, 2007Date of Patent: March 31, 2015Assignee: Honda Motor Co., Ltd.Inventors: Mikio Nakano, Hiroshi Tsujino, Yohane Takeuchi, Kazunori Komatani, Hiroshi Okuno
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Publication number: 20140286504Abstract: A microphone array arrangement structure in a vehicle cabin is provided with multiple microphones arranged in a convex line. The microphones include a first microphone, and the direction of the axis of the first microphone faces the mouth of the driver. The microphone array arrangement structure is provided with covers housing the microphones and having multiple holes. The front surface of the covers form a convexly curved line, and each of the microphones is fixed inside of a cover to correspond to one of the holes.Type: ApplicationFiled: November 6, 2012Publication date: September 25, 2014Inventors: Shiro Iwai, Kazuhiro Nakadai, Hiroshi Tsujino
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Patent number: 8799342Abstract: A device capable of improving the convergence rate and estimation accuracy in estimating a correlation value. According to a signal processing device, since a window length is adjusted in such a manner to reduce an estimated error of a correlation matrix, the convergence rate and estimation accuracy in estimating the correlation matrix and the correlation value as its off-diagonal element can be improved. Then, in such a high-probability condition that the correlation of plural output signals according to a state is estimated with a high degree of precision, signal processing is performed on the plural signals, so that the state can be estimated with a high degree of precision.Type: GrantFiled: August 26, 2008Date of Patent: August 5, 2014Assignee: Honda Motor Co., Ltd.Inventors: Hirofumi Nakajima, Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino
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Patent number: 8774968Abstract: A trajectory planning system obtains a trajectory for controlling a state of an object toward a goal state. The system includes a search tree generating section which registers a state of the object as a root of a search tree in a state space, registers a next state of the object after a lapse of a predetermined time interval obtained through dynamical relationships during the time interval as a branch of the search tree in the state space.Type: GrantFiled: January 11, 2011Date of Patent: July 8, 2014Assignee: Honda Motor Co., Ltd.Inventors: Chyon Hae Kim, Hiroshi Tsujino
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Patent number: 8718823Abstract: A thereminist robot has a characteristic model of theremin and is capable of performing in response to an environment of theremin performance by calibrating the characteristic model before the performance. A robot 10 has a first arm 12, a second arm 11, and a pitch model for indicating an arm position corresponding to a pitch of the theremin The robot 10 plays the theremin by moving the first arm 12 to the arm position corresponding to a musical note based on the target note and the pitch model. The robot further has a parameter adjustment unit for adjusting parameters of the pitch model that change depending on environments surrounding the theremin.Type: GrantFiled: October 6, 2010Date of Patent: May 6, 2014Assignee: Honda Motor Co., Ltd.Inventors: Hiroshi Tsujino, Hiroshi Okuno, Takeshi Mizumoto
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Patent number: 8663008Abstract: A plurality of regions are set for a target, and target information for specifying information relating to a second movable object, which is set to be moveable toward a first movable object for each region, is stored. The game controller judges, in response to the operation of the operator, in which region the first movable object, at an arrival position, which has started movement from the reference position, is located, refers to the target information, and arranges the second movable object in a virtual space based on the information relating to the second movable object corresponding to the region in which the first movable object is located.Type: GrantFiled: August 24, 2009Date of Patent: March 4, 2014Assignee: Kabushiki Kaisha SegaInventors: Hiroshi Tsujino, Kunio Sasayama, Daisuke Takeda
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Patent number: 8594846Abstract: A beat tracking apparatus includes: a filtering unit configured to perform a filtering process on an input acoustic signal and to accentuate an onset; a beat interval reliability calculating unit configured to perform a time-frequency pattern matching process employing a mutual correlation function on the acoustic signal of which the onset is accentuated and to calculate a beat interval reliability; and a beat interval estimating unit configured to estimate a beat interval on the basis of the calculated beat interval reliability.Type: GrantFiled: July 15, 2009Date of Patent: November 26, 2013Assignee: Honda Motor Co., Ltd.Inventors: Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino, Kazumasa Murata, Ryu Takeda, Hiroshi Okuno
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Patent number: 8548802Abstract: An acoustic data processor according to the present invention is used for processing acoustic data including signal sounds to reduce noises generated by a mechanical apparatus. The acoustic data processor includes a motion status obtaining section for obtaining motion status of the mechanical apparatus, an acoustic data obtaining section for obtaining acoustic data corresponding to the obtained motion status, and a database for storing various motion statuses of the mechanical apparatus in a unit time and corresponding acoustic data as templates. The acoustic data processor further includes a database searching section for searching the database to retrieve the template having the motion status closest to the obtained motion status; and a template subtraction section for subtracting the acoustic data of the template having the motion status closest to the obtained motion status from the obtained acoustic data to reduce noises generated by the mechanical apparatus.Type: GrantFiled: May 20, 2010Date of Patent: October 1, 2013Assignee: Honda Motor Co., Ltd.Inventors: Kazuhiro Nakadai, Ince Gokhan, Hiroshi Tsujino, Tobias Rodemann
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Patent number: 8521678Abstract: A learning control system according to the present invention is one which performs learning of action values of actions in an apparatus which identifies its state as one of predetermined states, and selects an action based on the obtained action values and the identified state. The learning control system includes n action value learning devices including the first to the n th learning devices which perform learning of n action values from Q1 to Qn, assuming that n is a positive integer and an action value determining device which determines the total action value of an action Q of each state based on outputs of the n action value learning devices.Type: GrantFiled: June 3, 2010Date of Patent: August 27, 2013Assignee: Honda Motor Co., Ltd.Inventors: Chyon Hae Kim, Hiroshi Tsujino, Hiroyuki Nakahara
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Patent number: 8416957Abstract: In a sound source localization system using a light emitting device for visualizing sound information, including: a light emitting device (40) including a microphone for receiving sound from a sound source (1, 2) and a light emitting means for emitting light based on the sound from the microphone; a generating section for generating light emitting information for the light emitting device (40); and a sound source localization section (60) for determining a position of the sound source based on the light emitting information from the generating section.Type: GrantFiled: December 4, 2009Date of Patent: April 9, 2013Assignee: Honda Motor Co., Ltd.Inventors: Hiroshi Tsujino, Kazuhiro Nakadai, Hiroshi Okuno, Takeshi Mizumoto, Ikkyu Aihara
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Patent number: 8290178Abstract: There is provided a sound source characteristic determining device (10) capable of being applied in an environmental where the type of a sound source is unknown. The device includes a plurality of beamformers (21-1 to 21-M) used when a sound source signal generated from a sound source at an arbitrary position in a space is inputted to a plurality of microphones (14-1 to 14-N), for weighting the acoustic signal detected by each of the microphones by using a function for correcting the difference of the sound source signals generated between the microphones and outputting a totaled signal. Each of the beamformers (21-1 to 21-M) contains a function having a unit directivity characteristic corresponding to one arbitrary direction in the space and is arranged for each of the directions corresponding to an arbitrary position in the space and the unit directivity characteristic.Type: GrantFiled: January 25, 2008Date of Patent: October 16, 2012Assignee: Honda Motor Co., Ltd.Inventors: Kazuhiro Nakadai, Hiroshi Tsujino, Hirofumi Nakajima
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Patent number: 8290883Abstract: A learning system according to the present invention includes an event list database for storing a plurality of event lists, each of the event lists being a set including a series of state-action pairs which reaches a state-action pair immediately before earning a reward, an event list managing section for classifying state-action pairs into the plurality of event lists for storing, and a learning control section for updating expectation of reward of a state-action pair which is an element of each of the event lists.Type: GrantFiled: September 10, 2009Date of Patent: October 16, 2012Assignee: Honda Motor Co., Ltd.Inventors: Johane Takeuchi, Hiroshi Tsujino
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Patent number: 8265290Abstract: Provided is a dereverberation system or the like which copes with an arbitrary condition flexibly and is capable of recognizing a sound or a sound source signal. According to the dereverberation system, an inverse filter (h) is set by using a pseudo-inverse matrix (R+) of a non-square matrix (R) as a correlation matrix of input signals (x). On the basis of the inverse filter (h) and an estimated correlation matrix (R^) generated according to a window function (w), an error cost (J(h) between a correlation value of the input signals (x) and output signals (y) and a desired correlation value (d) is calculated. On the basis of the error cost (J(h)), the inverse filter (h) is adaptively updated according to a gradient method.Type: GrantFiled: August 27, 2009Date of Patent: September 11, 2012Assignee: Honda Motor Co., Ltd.Inventors: Hirofumi Nakajima, Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino
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Patent number: 8185395Abstract: An information transmission device which analyzes a diction of a speaker and provides an utterance in accordance with the diction of the speaker, and which has a microphone detecting a sound signal of the speaker, a feature extraction unit extracting at least one feature value of the diction of the speaker based on the sound signal detected by the microphone, a voice synthesis unit synthesizing a voice signal to be uttered so that the voice signal has the same feature value as the diction of the speaker, based on the feature value extracted by the feature extraction unit, and a voice output unit performing an utterance based on the voice signal synthesized by the voice synthesis unit.Type: GrantFiled: September 13, 2005Date of Patent: May 22, 2012Assignee: Honda Motor Co., Ltd.Inventors: Tokitomo Ariyoshi, Kazuhiro Nakadai, Hiroshi Tsujino
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Patent number: 8155331Abstract: A result of a sound source direction measurement based on an output of an REMA (first microphone array) (11) and a result of a sound source position measurement based on an output of an IRMA (second microphone array) (12) are integrated through a particle filter or in space. Thus, the different microphones, i.e., the REMA (11) and the IRMA (12) can cancel mutual defects or ambiguities with each other. Therefore, from views of improvement in accuracy and robustness a performance of sound source localization can be improved.Type: GrantFiled: May 9, 2007Date of Patent: April 10, 2012Assignee: Honda Motor Co., Ltd.Inventors: Kazuhiro Nakadai, Hiroshi Tsujino, Yuji Hasegawa, Hiroshi Okuno
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Patent number: 8131542Abstract: A system capable of separating sound source signals with high precision while improving a convergence rate and convergence precision. A process of updating a current separation matrix Wk to a next separation matrix Wk+1 such that a next value J(Wk+1) of a cost function is closer to a minimum value J(W0) than a current value J(Wk) is iteratively performed. An update amount ?Wk of the separation matrix is increased as the current value J(Wk) of the cost function is increased and is decreased as a current gradient ?J(Wk)/?W of the cost function is rapid. On the basis of input signals x from a plurality of microphones Mi and an optimal separation matrix W0, it is possible to separate sound source signals y(=W0·x) with high precision while improving a convergence rate and convergence precision.Type: GrantFiled: June 5, 2008Date of Patent: March 6, 2012Assignee: Honda Motor Co., Ltd.Inventors: Hirofumi Nakajima, Kazuhiro Nakadai, Yuji Hasegawa, Hiroshi Tsujino
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Patent number: 8073690Abstract: A voice recognition system (10) for improving the toughness of voice recognition for a voice input for which a deteriorated feature amount cannot be completely identified. The system comprises at least two sound detecting means (16a, 16b) for detecting a sound signal, a sound source localizing unit (21) for determining the direction of a sound source based on the sound signal, a sound source separating unit (23) for separating a sound by the sound source from the sound signal based on the sound source direction, a mask producing unit (25) for producing a mask value according to the reliability of the separation results, a feature extracting unit (27) for extracting the feature amount of the sound signal, and a voice recognizing unit (29) for applying the mask to the feature amount to recognize a voice from the sound signal.Type: GrantFiled: December 2, 2005Date of Patent: December 6, 2011Assignee: Honda Motor Co., Ltd.Inventors: Kazuhiro Nakadai, Hiroshi Tsujino, Hiroshi Okuno, Shunichi Yamamoto
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Publication number: 20110223999Abstract: A plurality of regions are set for a target, and target information for specifying information relating to a second movable object, which is set to be moveable toward a first movable object for each region, is stored. The game controller judges, in response to the operation of the operator, in which region the first movable object, at an arrival position, which has started movement from the reference position, is located, refers to the target information, and arranges the second movable object in a virtual space based on the information relating to the second movable object corresponding to the region in which the first movable object is located.Type: ApplicationFiled: August 24, 2009Publication date: September 15, 2011Applicant: KABUSHIKI KAISHA SEGA DBA SEGA CORPORATIONInventors: Hiroshi Tsujino, Kunio Sasayama, Daisuke Takeda