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公开(公告)号：US20220409404A1
公开(公告)日：2022-12-29
申请号：US17849534
申请日：2022-06-24
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu
Abstract: A neurostimulator incorporating a novel chip design that uses the principle of redundant signal crossfiring to overcome electronic component mismatch error in general and transistor mismatch error in particular, to yield superior quality neurostimulation signal generation, useful in enhancing the bidirectional human-machine interface in prosthesis operation for the restoration of somatosensation for an amputee.
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2.发明授权公开(公告)号：US11424755B2
公开(公告)日：2022-08-23
申请号：US17066456
申请日：2020-10-08
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu , Jian Xu
Abstract: A digital-to-analog converter device including a set of components, each component included in the set of components including a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell is provided by the present disclosure. The digital-to-analog converter device further includes a plurality of switches, each switch included in the plurality of switches being coupled to a component included in the set of components, and an output electrode coupled to the plurality of switches. The digital-to-analog converter device is configured to output an output signal at the output electrode. A first unit cell size associated with a first unit cell included in the set of components is different than a second unit cell size associated with a second unit cell included in the set of components.
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3.发明申请公开(公告)号：US20220239309A1
公开(公告)日：2022-07-28
申请号：US17713524
申请日：2022-04-05
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu , Jian Xu
Abstract: A digital-to-analog converter device including a set of components, each component included in the set of components including a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell is provided by the present disclosure. The digital-to-analog converter device further includes a plurality of switches, each switch included in the plurality of switches being coupled to a component included in the set of components, and an output electrode coupled to the plurality of switches. The digital-to-analog converter device is configured to output an output signal at the output electrode. A first unit cell size associated with a first unit cell included in the set of components is different than a second unit cell size associated with a second unit cell included in the set of components.
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4.发明申请公开(公告)号：US20220190839A1
公开(公告)日：2022-06-16
申请号：US17687765
申请日：2022-03-07
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu , Jian Xu
Abstract: A digital-to-analog converter device including a set of components, each component included in the set of components including a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell is provided by the present disclosure. The digital-to-analog converter device further includes a plurality of switches, each switch included in the plurality of switches being coupled to a component included in the set of components, and an output electrode coupled to the plurality of switches. The digital-to-analog converter device is configured to output an output signal at the output electrode. A first unit cell size associated with a first unit cell included in the set of components is different than a second unit cell size associated with a second unit cell included in the set of components.
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5.发明申请公开(公告)号：US20250119154A1
公开(公告)日：2025-04-10
申请号：US18780659
申请日：2024-07-23
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu , Jian Xu
Abstract: A digital-to-analog converter device including a set of components, each component included in the set of components including a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell is provided by the present disclosure. The digital-to-analog converter device further includes a plurality of switches, each switch included in the plurality of switches being coupled to a component included in the set of components, and an output electrode coupled to the plurality of switches. The digital-to-analog converter device is configured to output an output signal at the output electrode. A first unit cell size associated with a first unit cell included in the set of components is different than a second unit cell size associated with a second unit cell included in the set of components.
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Patent Agency Ranking
公开(公告)号：US20240335302A1
公开(公告)日：2024-10-10
申请号：US18574273
申请日：2022-06-24
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu
CPC classification number: A61F2/72 , A61F2/583 , H03M1/66 , A61F2002/5061 , A61F2002/543 , A61F2002/6827 , A61F2002/704
Abstract: A neurostimulator incorporating a novel chip design that uses the principle of redundant signal crossfiring to overcome electronic component mismatch error in general and transistor mismatch error in particular, to yield superior quality neurostimulation signal generation, useful in enhancing the bidirectional human-machine interface in prosthesis operation for the restoration of somatosensation for an amputee.
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公开(公告)号：US20240148523A1
公开(公告)日：2024-05-09
申请号：US18396610
申请日：2023-12-26
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu
CPC classification number: A61F2/72 , A61F2/583 , G06F3/015 , A61F2002/6827
Abstract: A neurostimulator incorporating a novel chip design that uses the principle of redundant signal crossfiring to overcome electronic component mismatch error in general and transistor mismatch error in particular, to yield superior quality neurostimulation signal generation, useful in enhancing the bidirectional human-machine interface in prosthesis operation for the restoration of somatosensation for an amputee; and an improvement thereof additionally comprising a digital-to-analog converter device, that includes a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell, and that further includes a plurality of switches, each being coupled to a component, and an output electrode coupled to the plurality of switches, and wherein the digital-to-analog converter device is configured to output an output signal at the output electrode.
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8.发明授权公开(公告)号：US11824555B2
公开(公告)日：2023-11-21
申请号：US17713524
申请日：2022-04-05
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu , Jian Xu
Abstract: A digital-to-analog converter device including a set of components, each component included in the set of components including a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell is provided by the present disclosure. The digital-to-analog converter device further includes a plurality of switches, each switch included in the plurality of switches being coupled to a component included in the set of components, and an output electrode coupled to the plurality of switches. The digital-to-analog converter device is configured to output an output signal at the output electrode. A first unit cell size associated with a first unit cell included in the set of components is different than a second unit cell size associated with a second unit cell included in the set of components.
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9.发明授权公开(公告)号：US12074609B2
公开(公告)日：2024-08-27
申请号：US17687765
申请日：2022-03-07
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu , Jian Xu
Abstract: A digital-to-analog converter device including a set of components, each component included in the set of components including a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell is provided by the present disclosure. The digital-to-analog converter device further includes a plurality of switches, each switch included in the plurality of switches being coupled to a component included in the set of components, and an output electrode coupled to the plurality of switches. The digital-to-analog converter device is configured to output an output signal at the output electrode. A first unit cell size associated with a first unit cell included in the set of components is different than a second unit cell size associated with a second unit cell included in the set of components.
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10.发明申请公开(公告)号：US20210111733A1
公开(公告)日：2021-04-15
申请号：US17066456
申请日：2020-10-08
Applicant: Regents of the University of Minnesota
Inventor： Zhi Yang , Anh Tuan Nguyen , Diu Khue Luu , Jian Xu
Abstract: A digital-to-analog converter device including a set of components, each component included in the set of components including a number of unit cells, each unit cell being associated with a unit cell size indicating manufacturing specifications of the unit cell is provided by the present disclosure. The digital-to-analog converter device further includes a plurality of switches, each switch included in the plurality of switches being coupled to a component included in the set of components, and an output electrode coupled to the plurality of switches. The digital-to-analog converter device is configured to output an output signal at the output electrode. A first unit cell size associated with a first unit cell included in the set of components is different than a second unit cell size associated with a second unit cell included in the set of components.
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