Patents by Inventor Jacek Piotr Stachurski
Jacek Piotr Stachurski 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: 11825279Abstract: A method for sound source localization in a digital system having at least two audio capture devices is provided that includes receiving audio signals from the two audio capture devices, computing a signal-to-noise ratio (SNR) for each frequency band of a plurality of frequency bands in a processing frame of the audio signals, determining a frequency band weight for each frequency band of the plurality of frequency bands based on the SNR computed for the frequency band, computing an estimated time delay of arrival (TDOA) of sound for the processing frame using the frequency band weights, and converting the estimated TDOA to an angle representing sound direction.Type: GrantFiled: March 9, 2021Date of Patent: November 21, 2023Assignee: Texas Instruments IncorporatedInventors: Jacek Piotr Stachurski, Lorin Paul Netsch
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Publication number: 20220335958Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: ApplicationFiled: July 1, 2022Publication date: October 20, 2022Inventors: Lorin Paul NETSCH, Jacek Piotr STACHURSKI
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Patent number: 11380335Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: GrantFiled: November 21, 2019Date of Patent: July 5, 2022Assignee: Texas Instruments IncorporatedInventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Publication number: 20210289294Abstract: A method for sound source localization in a digital system having at least two audio capture devices is provided that includes receiving audio signals from the two audio capture devices, computing a signal-to-noise ratio (SNR) for each frequency band of a plurality of frequency bands in a processing frame of the audio signals, determining a frequency band weight for each frequency band of the plurality of frequency bands based on the SNR computed for the frequency band, computing an estimated time delay of arrival (TDOA) of sound for the processing frame using the frequency band weights, and converting the estimated TDOA to an angle representing sound direction.Type: ApplicationFiled: March 9, 2021Publication date: September 16, 2021Inventors: Jacek Piotr Stachurski, Lorin Paul Netsch
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Patent number: 10972837Abstract: A method for sound source localization in a digital system having at least two audio capture devices is provided that includes receiving audio signals from the two audio capture devices, computing a signal-to-noise ratio (SNR) for each frequency band of a plurality of frequency bands in a processing frame of the audio signals, determining a frequency band weight for each frequency band of the plurality of frequency bands based on the SNR computed for the frequency band, computing an estimated time delay of arrival (TDOA) of sound for the processing frame using the frequency band weights, and converting the estimated TDOA to an angle representing sound direction.Type: GrantFiled: August 10, 2020Date of Patent: April 6, 2021Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Jacek Piotr Stachurski, Lorin Paul Netsch
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Patent number: 10939201Abstract: A method for sound source localization in a digital system having at least two audio capture devices is provided that includes receiving audio signals from the two audio capture devices, computing a signal-to-noise ratio (SNR) for each frequency band of a plurality of frequency bands in a processing frame of the audio signals, determining a frequency band weight for each frequency band of the plurality of frequency bands based on the SNR computed for the frequency band, computing an estimated time delay of arrival (TDOA) of sound for the processing frame using the frequency band weights, and converting the estimated TDOA to an angle representing sound direction.Type: GrantFiled: February 22, 2013Date of Patent: March 2, 2021Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Jacek Piotr Stachurski, Lorin Paul Netsch
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Publication number: 20200374628Abstract: A method for sound source localization in a digital system having at least two audio capture devices is provided that includes receiving audio signals from the two audio capture devices, computing a signal-to-noise ratio (SNR) for each frequency band of a plurality of frequency bands in a processing frame of the audio signals, determining a frequency band weight for each frequency band of the plurality of frequency bands based on the SNR computed for the frequency band, computing an estimated time delay of arrival (TDOA) of sound for the processing frame using the frequency band weights, and converting the estimated TDOA to an angle representing sound direction.Type: ApplicationFiled: August 10, 2020Publication date: November 26, 2020Inventors: Jacek Piotr Stachurski, Lorin Paul Netsch
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Publication number: 20200090667Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: ApplicationFiled: November 21, 2019Publication date: March 19, 2020Inventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Patent number: 10510351Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: GrantFiled: February 8, 2016Date of Patent: December 17, 2019Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Publication number: 20160155449Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: ApplicationFiled: February 8, 2016Publication date: June 2, 2016Inventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Patent number: 9257126Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: GrantFiled: March 6, 2014Date of Patent: February 9, 2016Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Patent number: 9245529Abstract: A method of encoding samples in a digital signal is provided that includes receiving a plurality of samples of the digital signal, and encoding the plurality of samples, wherein an output number of bits is adapted for coding efficiency when a value in a range of possible distinct data values of the plurality of samples is not found in the plurality of samples.Type: GrantFiled: June 18, 2010Date of Patent: January 26, 2016Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Jacek Piotr Stachurski, Lorin Paul Netsch
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Publication number: 20140188490Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: ApplicationFiled: March 6, 2014Publication date: July 3, 2014Inventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Patent number: 8700410Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: GrantFiled: June 18, 2010Date of Patent: April 15, 2014Assignee: Texas Instruments IncorporatedInventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Publication number: 20100332238Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, determining L possible distinct data values in the N samples, determining a reference data value in the L possible distinct data values and a coding order of L?1 remaining possible distinct data values, wherein each of the L?1 remaining possible distinct data values is mapped to a position in the coding order, decomposing the N samples into L?1 coding vectors based on the coding order, wherein each coding vector identifies the locations of one of the L?1 remaining possible distinct data values in the N samples, and encoding the L?1 coding vectors.Type: ApplicationFiled: June 18, 2010Publication date: December 30, 2010Inventors: Lorin Paul Netsch, Jacek Piotr Stachurski
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Publication number: 20100324913Abstract: A method of encoding samples in a digital signal is provided that includes receiving a frame of N samples of the digital signal, computing a data value range L of the N samples, determining a first encoding block size for the frame, mapping the N samples to normalized data values, computing a first block polynomial value for a block of samples in the frame of the first encoding block size, and encoding the first block polynomial value.Type: ApplicationFiled: June 18, 2010Publication date: December 23, 2010Inventors: Jacek Piotr Stachurski, Lorin Paul Netsch, Rongqiang Hu
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Publication number: 20100324914Abstract: A method of encoding samples in a digital signal is provided that includes receiving a plurality of samples of the digital signal, and encoding the plurality of samples, wherein an output number of bits is adapted for coding efficiency when a value in a range of possible distinct data values of the plurality of samples is not found in the plurality of samples.Type: ApplicationFiled: June 18, 2010Publication date: December 23, 2010Inventors: Jacek Piotr Stachurski, Lorin Paul Netsch