Patents by Inventor Hidetoshi Kawauchi
Hidetoshi Kawauchi 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: 11442176Abstract: A Global Navigation Satellite System (GNSS) enabled device includes an inertial sensor and receiver circuitry to track a position of the GNSS enabled device. The receiver circuitry selects a mode of a GNSS technology based on power available at the GNSS enabled device and a positioning error value associated with the mode of the GNSS technology. The positioning error value associated with the selected mode is less than a specified accuracy threshold. The receiver circuitry calibrates the inertial sensor based on the selected mode of the GNSS technology to track the position of the GNSS enabled device to reduce the overall power consumption at the GNSS enabled device.Type: GrantFiled: January 29, 2019Date of Patent: September 13, 2022Assignee: SONY CORPORATIONInventors: Katsuyuki Tanaka, Mohamed Youssef, Hidetoshi Kawauchi, Katsumi Takaoka, Kazukuni Takanohashi
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Publication number: 20210405214Abstract: [Object] To provide a reception apparatus, a program, and a reception method that are capable of acquiring altitude information by a method suitable for a wearable device and improving position calculation accuracy. [Solving Means] The reception apparatus according to the present technology includes an altitude information acquisition unit and a positioning calculation unit. The altitude information acquisition unit acquires altitude information externally calculated via proximity wireless communication. The positioning calculation unit performs positioning computation on the basis of a received global navigation satellite system (GNSS) signal and the altitude information supplied from the altitude information acquisition unit.Type: ApplicationFiled: September 30, 2019Publication date: December 30, 2021Inventors: HIDETOSHI KAWAUCHI, TOORU KATSUMOTO
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Publication number: 20190235088Abstract: A Global Navigation Satellite System (GNSS) enabled device includes an inertial sensor and receiver circuitry to track a position of the GNSS enabled device. The receiver circuitry selects a mode of a GNSS technology based on power available at the GNSS enabled device and a positioning error value associated with the mode of the GNSS technology. The positioning error value associated with the selected mode is less than a specified accuracy threshold. The receiver circuitry calibrates the inertial sensor based on the selected mode of the GNSS technology to track the position of the GNSS enabled device to reduce the overall power consumption at the GNSS enabled device.Type: ApplicationFiled: January 29, 2019Publication date: August 1, 2019Inventors: KATSUYUKI TANAKA, MOHAMED YOUSSEF, HIDETOSHI KAWAUCHI, KATSUMI TAKAOKA, KAZUKUNI TAKANOHASHI
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Patent number: 9992851Abstract: The present technique relates to an information processing apparatus and a method capable of realizing a communication tool of a new mode. An LED emits light according to a light emission pattern identified based on a set of light emission parameters indicating characteristics of light emission. An action control unit controls the light emission pattern of the LED based on a relationship between the self apparatus and a group to which the self apparatus and at least one other information processing apparatus including the LED belong, or a relationship between the other information processing apparatus and the self apparatus belonging to the group. The present technique may be applied to an information processing apparatus used as a communication tool.Type: GrantFiled: December 13, 2012Date of Patent: June 5, 2018Assignee: Sony CorporationInventors: Takeshi Oka, Yoshihiro Nakanishi, Yohei Fukuma, Kazunori Hamada, Kenji Kawaguchi, Hidetoshi Kawauchi
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Patent number: 9742530Abstract: An arrangement for detecting signaling data from bootstrap Orthogonal Frequency Division Multiplexed (OFDM) symbols in the frequency domain, which can provide a more accurate estimate of the signaling data than other arrangements that operate in the time domain. The arrangement includes detecting a cyclic shift of a signature sequence, which has been applied to represent the signaling data, as an average phase change between each of the sub-carriers of the bootstrap OFDM symbol. As a result the signaling data can be more accurately detected or detected at lower signal to noise ratio.Type: GrantFiled: July 13, 2016Date of Patent: August 22, 2017Assignee: SONY CORPORATIONInventors: Samuel Asangbeng Atungsiri, Hidetoshi Kawauchi, Tatsuki Amimoto, Yuken Goto
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Publication number: 20170026152Abstract: A receiver for detecting and recovering payload data from a received signal, the receiver comprising: a radio frequency demodulation circuit configured to detect and to recover the received signal, the received signal having been formed and transmitted by a transmitter relative to which the receiver is moving at a speed less than or equal to a predetermined maximum speed, the received signal having been formed and transmitted by the transmitter to carry the payload data as Orthogonal Frequency Division Multiplexed (OFDM) symbols in one or more of a plurality of time divided frames, each frame including a preamble including a plurality of bootstrap OFDM symbols, one or more of the bootstrap OFDM symbols of the preamble carrying a signature sequence, and each of the one or more of the bootstrap OFDM symbols carrying a signature sequence carrying signalling data represented as a relative cyclic shift of the bootstrap OFDM symbol, wherein the signature sequence carried by each of the one or more of the bootstrapType: ApplicationFiled: July 13, 2016Publication date: January 26, 2017Applicant: Sony CorporationInventors: Samuel Asangbeng ATUNGSIRI, Hidetoshi KAWAUCHI, Tatsuki AMIMOTO, Yuken GOTO
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Patent number: 9396627Abstract: The present technique relates to an information processing device and an information processing method that can realize new forms of communication tools. LEDs emit light in accordance with a light emission pattern specified by a combination of light emission parameters that represent light emission characteristics. A light emission control unit performs control to select a light emission pattern from among two or more preset light emission patterns, based on a change in physical quantity resulting from an action of a user, and cause a light-emitting unit to emit light in accordance with the selected light emission pattern. The present technique can be applied to information processing devices used as communication tools.Type: GrantFiled: November 8, 2012Date of Patent: July 19, 2016Assignee: Sony CorporationInventors: Yohei Fukuma, Takeshi Oka, Kazunori Hamada, Kenji Kawaguchi, Hidetoshi Kawauchi, Yoshihiro Nakanishi
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Patent number: 9306787Abstract: There is provided a signal processing device including a first correction processing section that performs first correction on a predetermined signal, an adaptive processing section that performs predetermined adaptive processing on the signal that has been subjected to the first correction, and a second correction processing section that performs second correction, which is reverse correction of the first correction, on the signal that has been subjected to the adaptive processing, in accordance with the amount of delay in the adaptive processing.Type: GrantFiled: May 22, 2013Date of Patent: April 5, 2016Assignee: Sony CorporationInventors: Hiroyuki Kamata, Hidetoshi Kawauchi, Naoki Yoshimochi, Kenichi Kobayashi, Kazukuni Takanohashi
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Patent number: 9265007Abstract: The present technique relates to a transmission device, a transmission method, a reception device, a reception method, and a program capable of reducing interference to an adjacent channel in a case where connected-transmission is performed. A transmission device according to an aspect of the present technique includes a signal generating unit configured to generate a plurality of signals having a predetermined frequency bandwidth, a power adjusting unit configured to adjust power of signals so that the power of a signal transmitted using a frequency band close to an end of a channel is less than the power of the signal transmitted using a frequency band close to a center of the channel, and a transmission unit configured to use the channel to transmit, in a connected manner, the signals of which powers have been adjusted. The present technique can be applied to a transmission device for performing connected-transmission.Type: GrantFiled: October 19, 2012Date of Patent: February 16, 2016Assignee: SONY CORPORATIONInventors: Tamotsu Ikeda, Takuya Okamoto, Takashi Yokokawa, Hidetoshi Kawauchi
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Patent number: 9258165Abstract: Disclosed herein is a receiving apparatus including a correlation value computer configured, for a digital signal, transmitted on a frame basis, having a correlation between a first section and a second section occupying predetermined intervals at a start part of each frame, to extract signals in two sections separated by time intervals of the first section and the second section and compute correlation values; a maximum value detector configured to detect a maximum value of the correlation values; a digital signal processor configured to execute processing on the digital signal on the basis of a timing with which a maximum value has been detected by the maximum value detector; and a reset processor configured to reset the processing executed in the digital signal processor every time the maximum value is detected.Type: GrantFiled: May 27, 2010Date of Patent: February 9, 2016Assignee: SONY CORPORATIONInventor: Hidetoshi Kawauchi
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Patent number: 9210017Abstract: There is provided a reception device including a reception unit configured to receive an OFDM (Orthogonal Frequency Division Multiplexing) signal, an acquisition unit configured to acquire a transmission parameter concerning the OFDM signal contained in the OFDM signal, and a selection unit configured to select a demodulation mode of the OFDM signal in accordance with the acquired transmission parameter.Type: GrantFiled: May 22, 2013Date of Patent: December 8, 2015Assignee: SONY CORPORATIONInventors: Takashi Yokokawa, Hiroyuki Kamata, Hidetoshi Kawauchi, Yuken Goto, Kenichi Kobayashi
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Publication number: 20150146825Abstract: There is provided a signal processing device including a first correction processing section that performs first correction on a predetermined signal, an adaptive processing section that performs predetermined adaptive processing on the signal that has been subjected to the first correction, and a second correction processing section that performs second correction, which is reverse correction of the first correction, on the signal that has been subjected to the adaptive processing, in accordance with the amount of delay in the adaptive processing.Type: ApplicationFiled: May 22, 2013Publication date: May 28, 2015Applicant: Sony CorporationInventors: Hiroyuki Kamata, Hidetoshi Kawauchi, Naoki Yoshimochi, Kenichi Kobayashi, Kazukuni Takanohashi
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Patent number: 9020023Abstract: The present technique relates to a reception device and a reception method which can improve equalization performance. An equalization processing unit has a time domain equalization unit which equalizes a received signal in a time domain and a frequency domain equalization unit which is provided in parallel to the time domain equalization unit and which equalizes the received signal in a frequency domain, and performs control of switching between the time domain equalization unit and the frequency domain equalization unit. The present technique can be applied to, for example, equalize a signal of data transmitted by way of single carrier transmission or data transmitted by way of multicarrier transmission.Type: GrantFiled: May 15, 2012Date of Patent: April 28, 2015Assignee: Sony CorporationInventors: Katsumi Takaoka, Naoki Yoshimochi, Hidetoshi Kawauchi, Ryo Hasegawa, Hirofumi Maruyama
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Publication number: 20150085910Abstract: There is provided a reception device including a reception unit configured to receive an OFDM (Orthogonal Frequency Division Multiplexing) signal, an acquisition unit configured to acquire a transmission parameter concerning the OFDM signal contained in the OFDM signal, and a selection unit configured to select a demodulation mode of the OFDM signal in accordance with the acquired transmission parameter.Type: ApplicationFiled: May 22, 2013Publication date: March 26, 2015Inventors: Takashi Yokokawa, Hiroyuki Kamata, Hidetoshi Kawauchi, Yuken Goto, Kenichi Kobayashi
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Patent number: 8924451Abstract: Disclosed herein is a reception apparatus, including a first equalization section, a second equalization section, and an arithmetic operation section. The first equalization section is adapted to carry out equalization of a signal which represents data transmitted by a transmission method which uses a single carrier. The second equalization section is adapted to carry out equalization of a signal which represents data transmitted by a transmission method which uses multi carriers. The arithmetic operation section is adapted to carry out arithmetic operation for determining information to be used for the equalization by the first equalization section and arithmetic operation for determining information to be used for the equalization by the second equalization section.Type: GrantFiled: September 23, 2011Date of Patent: December 30, 2014Assignee: Sony CorporationInventors: Naoki Yoshimochi, Katsumi Takaoka, Hidetoshi Kawauchi
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Patent number: 8923420Abstract: A reception apparatus is disclosed which includes: a detection section configured to detect the presence or absence of spectrum inversion in data transmitted by a multi-carrier transmission system based on whether a known signal can be decoded using that part of the transmitted data which has been transmitted by carriers used for transmitting the known signal; and a correction section configured to correct the data transmitted by the multi-carrier transmission system if the presence of spectrum inversion is detected.Type: GrantFiled: September 19, 2011Date of Patent: December 30, 2014Assignee: Sony CorporationInventors: Naoki Yoshimochi, Hidetoshi Kawauchi, Kazukuni Takanohashi
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Publication number: 20140333211Abstract: The present technique relates to an information processing apparatus and a method capable of realizing a communication tool of a new mode. An LED emits light according to a light emission pattern identified based on a set of light emission parameters indicating characteristics of light emission. An action control unit controls the light emission pattern of the LED based on a relationship between the self apparatus and a group to which the self apparatus and at least one other information processing apparatus including the LED belong, or a relationship between the other information processing apparatus and the self apparatus belonging to the group. The present technique may be applied to an information processing apparatus used as a communication tool.Type: ApplicationFiled: December 13, 2012Publication date: November 13, 2014Applicant: Sony CorporationInventors: Takeshi Oka, Yoshihiro Nakanishi, Yohei Fukuma, Kazunori Hamada, Kenji Kawaguchi, Hidetoshi Kawauchi
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Publication number: 20140295908Abstract: The present technique relates to a transmission device, a transmission method, a reception device, a reception method, and a program capable of reducing interference to an adjacent channel in a case where connected-transmission is performed. A transmission device according to an aspect of the present technique includes a signal generating unit configured to generate a plurality of signals having a predetermined frequency bandwidth, a power adjusting unit configured to adjust power of signals so that the power of a signal transmitted using a frequency band close to an end of a channel is less than the power of the signal transmitted using a frequency band close to a center of the channel, and a transmission unit configured to use the channel to transmit, in a connected manner, the signals of which powers have been adjusted. The present technique can be applied to a transmission device for performing connected-transmission.Type: ApplicationFiled: October 19, 2012Publication date: October 2, 2014Applicant: Sony CorporationInventors: Tamotsu Ikeda, Takuya Okamoto, TAkashi Yokokawa, Hidetoshi Kawauchi
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Publication number: 20140247132Abstract: The present technique relates to an information processing device and an information processing method that can realize new forms of communication tools. LEDs emit light in accordance with a light emission pattern specified by a combination of light emission parameters that represent light emission characteristics. A light emission control unit performs control to select a light emission pattern from among two or more preset light emission patterns, based on a change in physical quantity resulting from an action of a user, and cause a light-emitting unit to emit light in accordance with the selected light emission pattern. The present technique can be applied to information processing devices used as communication tools.Type: ApplicationFiled: November 8, 2012Publication date: September 4, 2014Applicant: Sony CorporationInventors: Yohei Fukuma, Takeshi Oka, Kazunori Hamada, Kenji Kawaguchi, Hidetoshi Kawauchi, Yoshihiro Nakanishi
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Patent number: 8681850Abstract: A signal processing apparatus includes a signal processing unit configured to carry out signal processing on a single-carrier signal and a multi-carrier signal by making use of a plurality of common filters shared by the single-carrier signal and the multi-carrier signal.Type: GrantFiled: September 19, 2011Date of Patent: March 25, 2014Assignee: Sony CorporationInventors: Hidetoshi Kawauchi, Naoki Yoshimochi, Kazukuni Takanohashi