Patents by Inventor Genichi Tsuzuki
Genichi Tsuzuki 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: 10027310Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: GrantFiled: September 1, 2017Date of Patent: July 17, 2018Assignee: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Publication number: 20180013403Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: ApplicationFiled: September 1, 2017Publication date: January 11, 2018Applicant: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 9787283Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: GrantFiled: December 1, 2016Date of Patent: October 10, 2017Assignee: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 9647627Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: GrantFiled: August 20, 2015Date of Patent: May 9, 2017Assignee: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 9647628Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: GrantFiled: October 6, 2015Date of Patent: May 9, 2017Assignee: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 9621126Abstract: An acoustic resonator device includes a temperature compensation structure disposed beneath the first electrode and above the substrate.Type: GrantFiled: October 22, 2014Date of Patent: April 11, 2017Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.Inventors: Dariusz Burak, Qiang Zou, Genichi Tsuzuki
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Publication number: 20170085249Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: ApplicationFiled: December 1, 2016Publication date: March 23, 2017Applicant: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Publication number: 20160118957Abstract: An acoustic resonator device includes a temperature compensation structure disposed beneath the first electrode and above the substrate.Type: ApplicationFiled: October 22, 2014Publication date: April 28, 2016Inventors: Dariusz Burak, Qiang Zou, Genichi Tsuzuki
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Patent number: 9281800Abstract: A filter device for filtering signals via a pass-band includes series resonators connected in series between an input terminal and an output terminal, each of the series resonators having a corresponding parallel resonance frequency Fp and series resonance frequency Fs, and shunt resonators respectively connected between at least one of the series resonators and a ground voltage, each of the shunt resonators having a corresponding parallel resonance frequency Fp and series resonance frequency Fs. At least one series resonator has a corresponding series resonance frequency Fs outside the pass-band of the filter device, and at least one other series resonator has a corresponding series resonance frequency Fs inside the pass-band, and/or at least one shunt resonator has a corresponding parallel resonance frequency Fp outside the pass-band of the filter device, and at least one other shunt resonator has a corresponding parallel resonance frequency Fp inside the pass-band.Type: GrantFiled: January 24, 2014Date of Patent: March 8, 2016Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.Inventor: Genichi Tsuzuki
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Publication number: 20160028361Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: ApplicationFiled: October 6, 2015Publication date: January 28, 2016Applicant: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Publication number: 20150357985Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: ApplicationFiled: August 20, 2015Publication date: December 10, 2015Applicant: RESONANT INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 9135388Abstract: An RF filter comprises a signal transmission path having an input and an output, a plurality of resonant elements disposed along the signal transmission path between the input and the output, and a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and at least one sub-band between the transmission zeroes. The non-resonant elements comprise at least one variable non-resonant element for selectively introducing at least one reflection zero within the stop band to create a pass band in a selected one of the sub-band(s). The RF filter further comprises an electrical controller configured for receiving an operating temperature, and adjusting the variable non-resonant element(s) based on the received operating temperature, thereby selectively moving the reflection zero(es) along the stop band to move the pass band within the selected sub-band.Type: GrantFiled: December 18, 2014Date of Patent: September 15, 2015Assignee: Resonant Inc.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 9129080Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: GrantFiled: December 30, 2014Date of Patent: September 8, 2015Assignee: RESONANT, INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Publication number: 20150214923Abstract: A filter device for filtering signals via a pass-band includes series resonators connected in series between an input terminal and an output terminal, each of the series resonators having a corresponding parallel resonance frequency Fp and series resonance frequency Fs, and shunt resonators respectively connected between at least one of the series resonators and a ground voltage, each of the shunt resonators having a corresponding parallel resonance frequency Fp and series resonance frequency Fs. At least one series resonator has a corresponding series resonance frequency Fs outside the pass-band of the filter device, and at least one other series resonator has a corresponding series resonance frequency Fs inside the pass-band, and/or at least one shunt resonator has a corresponding parallel resonance frequency Fp outside the pass-band of the filter device, and at least one other shunt resonator has a corresponding parallel resonance frequency Fp inside the pass-band.Type: ApplicationFiled: January 24, 2014Publication date: July 30, 2015Applicant: Avago Technologies General IP(Singapore) Pte. Ltd.Inventor: Genichi Tsuzuki
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Publication number: 20150113497Abstract: A method of constructing an RF filter comprises designing an RF filter that includes a plurality of resonant elements disposed, a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and a sub-band between the transmission zeroes. The non-resonant elements comprise a variable non-resonant element for selectively introducing a reflection zero within the stop band to create a pass band in the sub-band. The method further comprises changing the order in which the resonant elements are disposed along the signal transmission path to create a plurality of filter solutions, computing a performance parameter for each of the filter solutions, comparing the performance parameters to each other, selecting one of the filter solutions based on the comparison of the computed performance parameters, and constructing the RF filter using the selected filter solution.Type: ApplicationFiled: December 30, 2014Publication date: April 23, 2015Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Publication number: 20150102872Abstract: An RF filter comprises a signal transmission path having an input and an output, a plurality of resonant elements disposed along the signal transmission path between the input and the output, and a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and at least one sub-band between the transmission zeroes. The non-resonant elements comprise at least one variable non-resonant element for selectively introducing at least one reflection zero within the stop band to create a pass band in a selected one of the sub-band(s). The RF filter further comprises an electrical controller configured for receiving an operating temperature, and adjusting the variable non-resonant element(s) based on the received operating temperature, thereby selectively moving the reflection zero(es) along the stop band to move the pass band within the selected sub-band.Type: ApplicationFiled: December 18, 2014Publication date: April 16, 2015Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 8922294Abstract: An RF filter comprises a signal transmission path having an input and an output, a plurality of resonant elements disposed along the signal transmission path between the input and the output, and a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and at least one sub-band between the transmission zeroes. The non-resonant elements comprise at least one variable non-resonant element for selectively introducing at least one reflection zero within the stop band to create a pass band in a selected one of the sub-band(s). The RF filter further comprises an electrical controller configured for receiving an operating temperature, and adjusting the variable non-resonant element(s) based on the received operating temperature, thereby selectively moving the reflection zero(es) along the stop band to move the pass band within the selected sub-band.Type: GrantFiled: March 14, 2014Date of Patent: December 30, 2014Assignee: Resonant Inc.Inventors: Genichi Tsuzuki, Balam A. Willemsen
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Patent number: 8797120Abstract: A tunable RF filter comprises a signal transmission path having an input and output, a plurality of resonant elements disposed along the signal transmission path between the input and output, and a set of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and at least one sub-band between the transmission zeroes. The set of non-resonant elements comprises a first plurality of non-resonant elements respectively coupled in parallel with the resonant elements, and a second plurality of non-resonant elements respectively coupled in series with the resonant elements. The first plurality of non-resonant elements comprises at least one variable non-resonant element for selectively introducing at least one reflection zero within the stop band to create a pass band in one of the one sub-band(s) without varying any of the second plurality of non-resonant elements.Type: GrantFiled: October 26, 2011Date of Patent: August 5, 2014Assignee: Resonant LLCInventors: Genichi Tsuzuki, Balam A. Willemsen
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Publication number: 20140197905Abstract: An RF filter comprises a signal transmission path having an input and an output, a plurality of resonant elements disposed along the signal transmission path between the input and the output, and a plurality of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and at least one sub-band between the transmission zeroes. The non-resonant elements comprise at least one variable non-resonant element for selectively introducing at least one reflection zero within the stop band to create a pass band in a selected one of the sub-band(s). The RF filter further comprises an electrical controller configured for receiving an operating temperature, and adjusting the variable non-resonant element(s) based on the received operating temperature, thereby selectively moving the reflection zero(es) along the stop band to move the pass band within the selected sub-band.Type: ApplicationFiled: March 14, 2014Publication date: July 17, 2014Applicant: RESONANT LLCInventors: Genichi Tsuzuki, Balam A. Willemsen
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Publication number: 20120038437Abstract: A tunable RF filter comprises a signal transmission path having an input and output, a plurality of resonant elements disposed along the signal transmission path between the input and output, and a set of non-resonant elements coupling the resonant elements together to form a stop band having a plurality of transmission zeroes corresponding to respective frequencies of the resonant elements, and at least one sub-band between the transmission zeroes. The set of non-resonant elements comprises a first plurality of non-resonant elements respectively coupled in parallel with the resonant elements, and a second plurality of non-resonant elements respectively coupled in series with the resonant elements. The first plurality of non-resonant elements comprises at least one variable non-resonant element for selectively introducing at least one reflection zero within the stop band to create a pass band in one of the one sub-band(s) without varying any of the second plurality of non-resonant elements.Type: ApplicationFiled: October 26, 2011Publication date: February 16, 2012Applicant: SUPERCONDUCTOR TECHNOLOGIES, INC.Inventors: Genichi Tsuzuki, Balam A. Willemsen